Standard Lemma guide

nad

name · noun · phrase · 6 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.

  • Australia: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: N AE1 D Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

name

Meaning 1

Initialism of National Association for the Deaf.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

noun animate dependent

Definition source: English Wiktionary via Wiktextract

Topics: human-sciences, linguistics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

singular of nads

Definition source: English Wiktionary via Wiktextract

Usage: form-of, singular

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

Initialism of nicotinamide adenine dinucleotide.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism, uncountable

Topics: biochemistry, biology, chemistry, microbiology, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

phrase

Meaning 5

Initialism of nothing abnormal (or no abnormality) discovered (or detected).

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, initialism

Topics: medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

a coenzyme present in most living cells and derived from the B vitamin nicotinic acid; serves as a reductant in various metabolic processes

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: nicotinamide adenine dinucleotide

Antonyms: none provided

Broader terms: coenzyme

History

Etymology

Clipping of gonad.