adj
Freq #75666
Meanings
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1
adj
not cooked or browned enough
The center of the roast was still underdone.
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2
adj
figurative: insufficiently developed, finished, or matured
The proposal felt underdone and needed more research.
Thesaurus
Synonyms
Word family
Related forms
undercookhalf-baked
Etymology
Formed from under-, indicating insufficiency, and done. The figurative sense extends insufficient cooking to ideas, work, or development.