Nuclear fission is the splitting of the nucleus of an atom to produce a large amount of energy or cause a large explosion.
Synonyms: splitting, parting, breaking, division More Synonyms of fission
fission in British English
(ˈfɪʃən)
noun
1.
the act or process of splitting or breaking into parts
2. biology
a form of asexual reproduction in single-celled animals and plants involving a division into two or more equal parts that develop into new cells
3. short for nuclear fission
Word origin
C19: from Latin fissiō a cleaving
fission in American English
(ˈfɪʃən; ˈfɪʒən)
noun
1.
a splitting apart; division into parts
2.
nuclear fission
3. Biology
a form of asexual reproduction, found in various simple plants and animals, in which the parent organism divides into two or more approximately equal parts, each becoming an independent individual
verb intransitive, verb transitive
4.
to undergo or cause to undergo nuclear fission
Derived forms
fissionable (ˈfissionable)
adjective
Word origin
L fissio < fissus, pp. of findere, to cleave, split < IE base *bheid-, to split > bite
fission in Mechanical Engineering
(fɪʃən)
noun
(Mechanical engineering: Energy, thermodynamics and heat transfer)
Fission is a nuclear reaction in which energy is produced when atoms split apart.
In nuclear fission the nucleus of an atom splits into smaller parts.
Enriched uranium gives off energy through nuclear fission.
Fission is a nuclear reaction in which energy is produced when atoms split apart.
Examples of 'fission' in a sentence
fission
It proved to be to his customary slap what nuclear fission is to gunpowder.
Aldiss, Brian SOMEWHERE EAST OF LIFE (1994)
You guaranteed me the fission detonation would be absolutely clean.
Lustbader, Eric FLOATING CITY (1994)
All related terms of 'fission'
fission bomb
a bomb in which the energy is supplied by nuclear fission
binary fission
asexual reproduction in unicellular organisms by division into two daughter cells
fission product
a nuclide produced either directly by nuclear fission or by the radioactive decay of such a nuclide
fission reactor
a nuclear reactor in which a fission reaction takes place
nuclear fission
the splitting of an atomic nucleus into approximately equal parts, either spontaneously or as a result of the impact of a particle usually with an associated release of energy
homolytic fission
the dissociation of a molecule into two neutral fragments
multiple fission
asexual reproduction in unicellular organisms, esp sporozoans , in which the nucleus divides a number of times, followed by division of the cytoplasm , to form daughter cells
heterolytic fission
the dissolution of the cells of one organism by the lysins of another
fission-fusion bomb
a type of bomb in which most of the energy is provided by nuclear fusion , esp the fusion of hydrogen isotopes
fission-track dating
the dating of samples of minerals by comparing the tracks in them by fission fragments of the uranium nuclei they contain, before and after irradiation by neutrons
atomic bomb
An atomic bomb or an atom bomb is a bomb that causes an explosion by a sudden release of energy that results from splitting atoms.
fusion bomb
a type of bomb in which most of the energy is provided by nuclear fusion , esp the fusion of hydrogen isotopes
thermonuclear bomb
a type of bomb in which most of the energy is provided by nuclear fusion , esp the fusion of hydrogen isotopes
(noun)
Definition
the act or process of splitting into parts
a fission in the earth's crust
Synonyms
splitting
parting
Through a parting in the mist, we saw a huddle of buildings.
breaking
division
the division between north and south
rending
rupture
a major rupture between the two countries
cleavage
schism
The church seems to be on the brink of schism.
scission
Additional synonyms
in the sense of division
Definition
a difference of opinion
the division between north and south
Synonyms
disagreement,
split,
breach,
feud,
rift,
rupture,
abyss,
chasm,
variance,
discord,
difference of opinion,
estrangement,
disunion
in the sense of parting
Definition
the act of dividing (something)
Through a parting in the mist, we saw a huddle of buildings.
Synonyms
division,
breaking,
split,
separation,
rift,
partition,
detachment,
rupture,
divergence
in the sense of rupture
Definition
a breach of peaceful or friendly relations
a major rupture between the two countries
Synonyms
breach,
split,
hostility,
falling-out (informal),
disagreement,
contention,
feud,
disruption,
quarrel,
rift,
break,
bust-up (informal),
dissolution,
altercation,
schism,
estrangement
Nearby words of
fission
fisherman
fishing
fishy
fission
fissure
fit
fit as a fiddle
Synonyms of 'fission'
fission
Explore 'fission' in the dictionary
Additional synonyms
in the sense of schism
Definition
the division of a group, esp. a religious group, into opposing factions, due to differences in doctrine