Atom bomb
Atom bomb At"om bomb`, Atomic bomb A*tom"ic bomb` . a bomb of great power in which the explosive energy is derived from the nuclear fission of a fissionable material, such as plutonium or uranium-235. It is a type of nuclear weapon. The strength of an atom bomb is measured in kilotons, i.e. the equivalent energy released by explosion of a thousand tons of TNT. The first atomic bomb was manufactured in 1945.

Syn: A-bomb, fission bomb. [PJC]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • atom bomb — UK / US or atomic bomb UK / US noun [countable] Word forms atom bomb : singular atom bomb plural atom bombs Word forms atomic bomb : singular atomic bomb plural atomic bombs a bomb that causes a very large nuclear explosion from the energy it… …   English dictionary

  • atom bomb — [n] nuclear weapon A bomb, backpack nuke*, doomsday machine*, fission bomb, H bomb, hydrogen bomb, neutron bomb, nuclear bomb, nuke*, thermonuclear weapon; concept 500 …   New thesaurus

  • atom bomb — n. ATOMIC BOMB atom bomb vt. * * * …   Universalium

  • atom bomb — n. ATOMIC BOMB atom bomb vt …   English World dictionary

  • atom bomb — atom ,bomb or a,tomic bomb noun count a bomb that causes a very large nuclear explosion from the energy it produces by SPLITTING atoms (=breaking them apart) …   Usage of the words and phrases in modern English

  • atom bomb — ► NOUN ▪ a bomb whose explosive power comes from the fission of heavy atomic nuclei …   English terms dictionary

  • atom bomb — noun a nuclear weapon in which enormous energy is released by nuclear fission (splitting the nuclei of a heavy element like uranium 235 or plutonium 239) (Freq. 1) • Syn: ↑atomic bomb, ↑A bomb, ↑fission bomb, ↑plutonium bomb • Hypernyms: ↑nuclear …   Useful english dictionary

  • atom-bomb — verb bomb with atomic weapons • Syn: ↑nuke • Derivationally related forms: ↑nuke (for: ↑nuke) • Hypernyms: ↑bombard, ↑bomb …   Useful english dictionary

  • atom-bomb — /at euhm bom /, v.t. 1. to bomb (a target) with an atomic bomb. v.i. 2. to atom bomb a target. [1940 45] * * * …   Universalium

  • atom bomb — atominė bomba statusas T sritis chemija apibrėžtis Branduolinis ginklas, kurio sprogstamasis veikimas pagrįstas staigia atomų branduolių dalijimosi reakcija. atitikmenys: angl. atom bomb rus. атомная бомба …   Chemijos terminų aiškinamasis žodynas

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