Standard Lemma guide

nuc

adj · noun · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /ɛn juː ˈsiː/
  • nŭk
  • /nʌk/
  • /njuːk/
  • rhymes with -uːk
  • homophone: neuk
  • homophone: nuke

1

adj

Meaning 1

Initialism of not upwardly compatible.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism, not-comparable

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences, software

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A nucleus colony; a small bee colony created from a larger colony.

Definition source: English Wiktionary via Wiktextract

Topics: agriculture, beekeeping, business, lifestyle

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Initialism of neutral unit of construction.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

Topics: aeronautics, aerospace, aviation, business, engineering, lifestyle, natural-sciences, physical-sciences, tourism, transport, travel

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Shortening.