Pronunciation coach
Fission
Sounds like
fishun
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Simple meaning
What does Fission mean?
Splitting into parts.
Dictionary definition
The splitting of something into parts, especially an atomic nucleus splitting and releasing energy.
Example sentences
Fission in a sentence
easy
Nuclear fission releases energy.
medium
The cell divided by fission.
hard
Fission is used in physics and biology for processes where one thing splits into parts.
Synonyms
Words like Fission
splittingDividing into parts.
splitRelated word that supports the meaning of fission.
Antonyms
Opposite words
fusionJoining things together.
opposite ideaA contrasting idea to fission, depending on context.
Word family
Fission word family
Base word
fission
noun
fissions
More than one fission.
Related words
Explore related words
Quick practice
Try Fission
Practice 1
What does fission mean?
Fission means splitting into parts.
Practice 2
Which word is closest in meaning to fission?
Splitting is close in meaning to fission in the right context.
Practice 3
Which word is an antonym of fission?
Fusion contrasts with fission.
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Learning paths
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