radioactive particle - Wordage.info - Free Thesaurus Tool for Word Discovery - Expanded Thesaurus, Reverse Dictionary Lookup

alpha particle collapse: a positively charged particle that is the nucleus of the helium atom; emitted from natural or radioactive isotopes

meson collapse: an elementary particle responsible for the forces in the atomic nucleus; a hadron with a baryon number of 0

beta particle collapse: a high-speed electron or positron emitted in the decay of a radioactive isotope

proton collapse: a stable particle with positive charge equal to the negative charge of an electron

neutron collapse: an elementary particle with 0 charge and mass about equal to a proton; enters into the structure of the atomic nucleus

elementary particle collapse: (physics) a particle that is less complex than an atom; regarded as constituents of all matter

monad collapse: (biology) a single-celled microorganism (especially a flagellate protozoan); a singular metaphysical entity from which material properties are said to derive; (chemistry) an atom having a valence of one

fallout collapse: the radioactive particles that settle to the ground after a nuclear explosion

nucleus collapse: a part of the cell containing DNA and RNA and responsible for growth and reproduction; any histologically identifiable mass of neural cell bodies in the brain or spinal cord; the positively charged dense center of an atom; (astronomy) the center of the head of a comet; consists of small solid particles of ice and frozen gas that vaporizes on approaching the sun to form the coma and tail

photon collapse: a quantum of electromagnetic radiation; an elementary particle that is its own antiparticle

half life collapse: the time required for something to fall to half its initial value (in particular, the time for half the atoms in a radioactive substance to disintegrate)

chemical element collapse: any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter

none collapse: a service in the Roman Catholic Church formerly read or chanted at 3 PM (the ninth hour counting from sunrise) but now somewhat earlier; a canonical hour that is the ninth hour of the day counting from sunrise; not any; "thou shalt have none other gods before me"; not at all or in no way; "seemed none too pleased with his dinner"; "shirt looked none the worse for having been slept in"; "none too prosperous"; "the passage is none too clear"

radiant energy collapse: energy that is transmitted in the form of (electromagnetic) radiation; energy that exists in the absence of matter

molecule collapse: (physics and chemistry) the simplest structural unit of an element or compound

hypostasis collapse: (metaphysics) essential nature or underlying reality; any of the three persons of the Godhead constituting the Trinity especially the person of Christ in which divine and human natures are united; the accumulation of blood in an organ; the suppression of a gene by the effect of an unrelated gene

reactor collapse: an electrical device used to introduce reactance into a circuit

constituent collapse: (grammar) a word or phrase or clause forming part of a larger grammatical construction; a member of a constituency; a citizen who is represented in a government by officials for whom he or she votes; "needs continued support by constituents to be re-elected"

saturation point collapse: (chemistry) the stage at which a substance will receive no more of another substance in solution or in a vapor

atom collapse: (nontechnical usage) a tiny piece of anything; (physics and chemistry) the smallest component of an element having the chemical properties of the element

isomer collapse: a compound that exists in forms having different arrangements of atoms but the same molecular weight

gnat collapse: (British usage) mosquito; any of various small biting flies: midges; biting midges; black flies; sand flies

fallout shelter collapse: a shelter to protect occupants from the fallout from an atomic bomb

materiality collapse: the quality of being physical; consisting of matter; relevance requiring careful consideration

isobar collapse: (meteorology)an isogram connecting points having equal barometric pressure at a given time

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