decay 5
noundomain: natural proc.
Princeton WordNet [ver.3.1]
'%3e%3cpath%20d='M0,0%20v30%20h60%20v-30%20z'%20fill='%23012169'/%3e%3cpath%20d='M0,0%20L60,30%20M60,0%20L0,30'%20stroke='%23fff'%20stroke-width='6'/%3e%3cpath%20d='M0,0%20L60,30%20M60,0%20L0,30'%20clip-path='url(%23t)'%20stroke='%23C8102E'%20stroke-width='4'/%3e%3cpath%20d='M30,0%20v30%20M0,15%20h60'%20stroke='%23fff'%20stroke-width='10'/%3e%3cpath%20d='M30,0%20v30%20M0,15%20h60'%20stroke='%23C8102E'%20stroke-width='6'/%3e%3c/g%3e%3c/svg%3e)
EnglishDefinition
the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
Hypernym
(physics) a process that alters the energy or structure or composition of atomic nuclei
EnglishDerivationally related form
decay 1
verb
lose a stored charge, magnetic flux, or current
Hyponym
alpha decay 1
noun
radioactive decay of an atomic nucleus that is accompanied by the emission of an alpha particle
beta decay 1
noun
radioactive decay of an atomic nucleus that is accompanied by the emission of a beta particle
