to assail vigorously: to bombard the speaker with questions. To irradiate (an atom). How to use bomb in a sentence. In 1919, Ernest Rutherford discovered that it is possible to change the nucleus of one element into the nucleus of another element. The act of bombing, especially towns or cities. meaning. 1. J.W. Here fission or fusion may occur. (0) (physics) The incidence of an intense stream of high-energy particles directed at a substance. A bombardment is an attack by artillery weapons against fortifications, troops or towns and buildings. If the particles are sufficiently small, they will experience an agitation from random molecular bombardment in the gas, which will create a thermal motion analogous to the surrounding gas molecules. 1. Radiation physics To expose a material to a beam of ionising radiation or highly charged particles. 1. So far we have concentrated on the behavior of particles in translational motion. To assail persistently; ... bombardment - the heavy fire of artillery to saturate an area rather than hit a specific target It word came from the name of the medieval artillery weapon, the bombard, which was used to fire heavy stones during a siege.. Before World War I the word bombardment was only used for the attack of defenceless or undefended objects, houses, public buildings. ; the act of throwing bombs and shot into a town or fortified place How to use bombard in a sentence. A continuous flow of questions, criticisms, or information. A bombardment is a strong and continuous attack of gunfire or bombing. an attack in which large guns are fired at a place or bombs are dropped on it continuously. Initially defined as use of land-based heavy guns, bombardment has evolved into an equivalent of aerial bombing with the advent of military aviation. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. /bɒmˈbɑːdmənt/. 4. 3. The capital is … Microparticle bombardment technology has evolved as a method for delivering exogenous nucleic acids into plant cells and is a commonly employed technique in plant science. Information about bombardment in the AudioEnglish.org dictionary, … Initially defined as use of land-based heavy guns, bombardment has evolved into an equivalent of aerial bombing with the advent of military aviation. The structure of the Ag films was analyzed by x‐ray powder diffraction method. Other articles where Late Heavy Bombardment is discussed: meteor and meteoroid: Meteorites—meteoroids that survive atmospheric entry: …often referred to as the Late Heavy Bombardment, can be seen in the ancient, heavily cratered terrains of … | Meaning, pronunciation, translations and examples A powerful method of artificially inducing nuclear reactions is the bombardment of a sample of matter with ions. How to use bomb in a sentence. Ion bombardment is a well established process for improving and controlling the nucleation of metallic films on a variety of substrates. Meaning of bombardment. to attack with bombs. bards 1. But a bombardment can also mean a pummeling with lots of other things: questions, spit balls, or e-mails. What is the definition of BOMBARDMENT? Synonyms: barrage, blitz, blitzkrieg… Find the right word. Questions about grammar and vocabulary? https://www.thefreedictionary.com/bombardment. Learn more. bombardment meaning: 1. a continuous attack on a place with guns or bombs: 2. a situation in which so many questions or…. The city has been flattened by heavy artillery bombardments. bombardment. Other articles where Late Heavy Bombardment is discussed: meteor and meteoroid: Meteorites—meteoroids that survive atmospheric entry: …often referred to as the Late Heavy Bombardment, can be seen in the ancient, heavily cratered terrains of … Electron bombardment sources make use of a conceptually simple scheme: the excitation of a beam of atoms to metastable states by a well-defined beam of electrons. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. Synonym Discussion of bombard. Definition of bombardment in the AudioEnglish.org Dictionary. Bombard definition, to attack or batter with artillery fire. noun. Insofar as they effect the metastable intensity and velocity distribution, the important design parameters for such a source are the electron beam energy and current, and its overlap with the atomic beam. Bombardment. [338] Since the surface energies of diamond are very high, [1] ion implantation method was motivated to modify the surface energies of substrates in order to enhance diamond nucleation. A continuous attack with bombs, shells, or other missiles. See more. When the bombarding particle is positively charged, which is usually the case, it must have a very high kinetic energy to overcome the coulombic repulsion of the nucleus being bombarded. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. Since a neutron has no charge, it is not electrostatically repelled by the nucleus it is bombarding. https://medical-dictionary.thefreedictionary.com/bombardment. An early form of cannon that fired stone balls. How do you use BOMBARDMENT in a sentence? Did You Know? 2. Border tension deepens between Iran and Kurdistan. A bombardment is an attack by artillery fire or by dropping bombs from aircraft on fortifications, combatants, or towns and buildings. bards 1. What does bombardment mean? bombardment is listed in the World's largest and most authoritative dictionary database of abbreviations and acronyms. Bombardment: a rapid or overwhelming outpouring of many things at once. 2. The effect of argon ion bombardment, during deposition on the microstructure of several tens of nanometers thick Ag films, has been studied. Together, the evidence indicates that impacts increased about 3.8 to 3.9 billion years ago, during the Late Heavy Bombardment, which is thought to have lasted between 20 million to … bombardment - the act (or an instance) of subjecting a body or substance to the impact of high-energy particles (as electrons or alpha rays) radiation - the act of spreading outward from a central source Definition and high quality example sentences with “bombardment” in context from reliable sources - Ludwig is the linguistic search engine that helps you to write better in English Since Iran resumed bombardment three weeks ago, hundreds of families on the border areas have been displaced and are now settled in makeshift camps deep in the Kurdistan Region. Nuclear bombardment reactions are nuclear reaction in which a nucleus is bombarded or struck by another nucleus or nuclear particle. What is the meaning of BOMBARDMENT? The Late Heavy Bombardment: A Violent Assault on Young Earth By Nola Taylor Redd 29 April 2017 Around 4 billion years ago, material left over from planet formation slammed into Earth. Devastating bombardment definition based on common meanings and most popular ways to define words related to devastating bombardment. The Late Heavy Bombardment (LHB), or lunar cataclysm, is a hypothesized event thought to have occurred approximately 4.1 to 3.8 billion years (Ga) ago, at a time corresponding to the Neohadean and Eoarchean eras on Earth. http://www.theaudiopedia.com What is BOMBARDMENT? | A roll of honour of the names of all the 130 Hartlepool people known to have died in the, Young, a retired banker and aviation historian and author, documents the history of the 7th, "Although he was exhausted from want of food, gas poisoning and food, gas poisoning and his supreme exertions during 10 hours of most severe, The research unveils an unexpected link between Vesta and the Moon and provides new means for studying the early, KUNAR -- Mullah Shahpoor commander of Pakistani Taliban and 2 members of AlQaeda were killed in air, [often] to the point of unhealthy and unproductive, Sitting in the Hartford International Airport with my grandfather, former WWII POW TSgt Hugo Cappelli, 423rd Bomb Squadron, 306, It's no secret that the early Earth took a beating from above, but now it seems the planet sustained a longer, Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content, What the Yankees Did to Us: Sherman's Bombardment and Wrecking of Atlanta, Dozens killed by Saudi bombardments in Sa\'ada, Death From Above: The 7th Bombardment Group in World War II, Nearly 50 dead in Syria air strikes on central province, Earth's moon and asteroids share same bombardment history, Pakistani Taliban commander, 2 AlQaeda members killed, Drowning in information: proactively managing the onslaught, Earth's beating lasted longer: bombardment persisted over 2 billion years, analysis finds. Barrage. Webster Dictionary (5.00 / 1 vote) Rate this definition: Bombardment (noun) an attack upon a fortress or fortified town, with shells, hot shot, rockets, etc. 2. noun. New age dating of lunar rocks add to a growing body of evidence that the Moon and Earth were pelted by a flurry of large meteorites about 3.9 billion years ago. The city has been flattened by regular artillery bombardments. What are synonyms for BOMBARDMENT? Bombard definition is - a late medieval cannon used to hurl large stones. noun. การโจมตีโดยการใช้ระเบิดหรือปืนที่มีอานุภาพร้ายแรง, Dictionary, Encyclopedia and Thesaurus - The Free Dictionary, the webmaster's page for free fun content. The Late Heavy Bombardment (commonly referred to as the lunar cataclysm, or LHB) is a period of time approximately 4.1 to 3.8 billion years ago during which a large number of impact craters are believed to have formed on the Moon, and by inference on Earth, Mercury, Venus, and Mars as well. Particle bombardment effects that can affect film formation and growth include (a) modifying the substrate surface (cleaning, defect formation), (b) momentum transfer processes in the surface region (sputtering, desorption, recoil implantation, defect formation), (c) addition of heat to the surface region, and (d) formation of secondary elelctrons that can affect chemical reactions. Proper usage and audio pronunciation (plus IPA phonetic transcription) of the word bombardment. โจมตีโดยการใช้ระเบิดหรือปืนที่มีอานุภาพร้ายแรง. A concentrated outpouring, as of missiles, words, or blows: As we stood there, momentarily forgetful of all else than our new found happiness, the ferocity of the, "I have thought of that," said I, for I made sure he was thinking of a, "At length," continued Grandfather, "in March, 1776, General Washington, who had now a good supply of powder, began a terrible cannonade and, They were geological experts sent to investigate the old question of the alleged supply of gold from the rocks round here, upon which (as it was said) the small city-state had so long maintained its credit and been able to negotiate with its neighbours even under the ceaseless, I beseeched the varlets not to twist all my joints asunder; I iterated, reiterated, even swore to them that I did not wish to beat any body to the top; did all I could to convince them that if I got there the last of all I would feel blessed above men and grateful to them forever; I begged them, prayed them, pleaded with them to let me stop and rest a moment--only one little moment: and they only answered with some more frightful springs, and an unenlisted volunteer behind opened a, The people did not at once realize the meaning of this, They had to trust to the pressure upon the authorities below of a threat to renew the, Yelling for vengeance, the three men rushed out into the night, and the, The other members of the tribe now took up the. To attack with bombs, shells, or missiles. To assail persistently; harass: "[patients] bombarded with bewildering terms like 'managed competition' and 'risk selection'" (Carla Cantor). To attack with bombs, shells, or missiles. A bombardment is an attack by artillery weapons against fortifications, troops or towns and buildings. Since 2018, the existence of the Late Heavy Bombardment … Bomb definition is - an explosive device fused to detonate under specified conditions. /bɑːmˈbɑːrdmənt/. To expose a substance to particulate or electromagnetic radiations for the purpose of making it radioactive. When a lot of bombs fall on a city or area, it is a bombardment. See Synonyms at barrage2. What does BOMBARDMENT mean? If the bombardment was ineffective, from whatever cause, then the men should not have been allowed to break cover. to attack or batter with artillery fire. Desired genetic material is precipitated onto micron-sized metal particles and placed within one of a variety of devices designed to accelerate these "microcarriers" to velocities required to penetrate the plant cell wall. The Late Heavy Bombardment, or lunar cataclysm, is a hypothesized event thought to have occurred approximately 4.1 to 3.8 billion years ago, at a time corresponding to the Neohadean and Eoarchean eras on Earth. During this interval, a disproportionately large number of asteroids are theorized to have collided with the early terrestrial planets in the inner Solar System, including Mercury, Venus, Earth and Mars. New age dating of lunar rocks add to a growing body of evidence that the Moon and Earth were pelted by a flurry of large meteorites about 3.9 billion years ago. [uncountable, countable] jump to other results. Learn more. Looking for online definition of bombardment or what bombardment stands for? Nuclear reactions involving neutrons are thus easier and cheaper to perform than those requiring positively charged particles. Synonyms. bombardment definition: 1. a continuous attack on a place with guns or bombs: 2. a situation in which so many questions or…. It word came from the name of the medieval artillery weapon, the bombard, which was used to fire heavy stones during a siege.. Before World War I the word bombardment was only used for the attack of defenceless or undefended objects, houses, public buildings. Because of this, neutrons do not need to be accelerated to high energies before they can undergo a nuclear reaction. All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. Bombardment (noun) definition: the act (or an instance) of subjecting a body or substance to the impact of high-energy particles (as electrons or alpha rays) Bombardment (noun) definition: the heavy fire of artillery to saturate an area rather than hit a specific target. The reporters bombarded the film star with questions. Radiation physics To expose a material to a beam of ionising radiation or highly charged particles. Coburn, in Encyclopedia of Materials: Science and Technology, 2001 2.3 Sidewall Passivation Whereas ion bombardment of surfaces in a reactive gas etching glow discharge usually increases the etch rate, there are some situations where this does not … Bomb definition is - an explosive device fused to detonate under specified conditions. The city came under heavy bombardment. Bombardment definition: A bombardment is a strong and continuous attack of gunfire or bombing . 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