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Definition of nonnuclear
nonnuclear
/ˌnɑːnˈnuː.kli.ɚ/
(UK: non-nuclear)
non · nu · cle · ar
nonnuclear Lexical Profile
CEFR
C1
Grade
10
Tier
2
Usage
Rare
Syllables
4
nonnuclear Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Not involving, possessing, or powered by nuclear energy or nuclear weapons.
Example
"The treaty requires member nations to rely exclusively on nonnuclear energy sources for their public power grids."
2
Relating to a family structure that extends beyond the traditional household of only parents and their children.
Example
"Sociologists noted a steady rise in multigenerational and other nonnuclear households over the past decade."
3
Not relating to, located within, or possessing a cell nucleus.
Example
"Certain genetic traits are inherited through nonnuclear DNA found within the cell's mitochondria."
Synonyms
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Cite this Entry
Wordmom. (2026). Definition of Nonnuclear. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/nonnuclear