Standard Lemma guide

lactate

noun · verb · 5 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.

  • UK: /ˈlæk.teɪt/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • US: /ˈlæk.teɪt/
  • UK: /lækˈteɪt/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -eɪt
  • CMU ARPABET: L AE1 K T EY0 T Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

Any salt or ester of lactic acid.

Definition source: English Wiktionary via Wiktextract

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Ellipsis of lactate ion.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, ellipsis

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

verb

Meaning 3

To secrete or produce milk.

Definition source: English Wiktionary via Wiktextract

Usage: intransitive

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

a salt or ester of lactic acid

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: ester, salt

5

verb

Meaning 5

give suck to

Definition source: Princeton WordNet 3.0

Examples

  • The wetnurse suckled the infant
  • You cannot nurse your baby in public in some places

Meaning relationships

Synonyms: breastfeed, suckle, suck, nurse, wet-nurse, give suck

Antonyms: none provided

Broader terms: feed, give

History

Etymology

From lactic acid + -ate (“salt or ester”).

Borrowed from Latin lactātus, perfect passive participle of lactō (“to suckle, give suck, contain milk”) (see -ate (verb-forming suffix)), from lac (“milk”), cognate to Ancient Greek γάλα (gála, “milk”).

Across languages

Translations

12 source translations are retained for this English entry.

  • Bulgarian: лактат (laktat) — any salt or ester of lactic acid
  • Czech: mléčnan — any salt or ester of lactic acid
  • Finnish: laktaatti — any salt or ester of lactic acid
  • Hungarian: laktát — any salt or ester of lactic acid
  • Māori: rakatete — any salt or ester of lactic acid
  • Swedish: laktat — any salt or ester of lactic acid
  • Turkish: laktat — any salt or ester of lactic acid
  • Welsh: lactad — any salt or ester of lactic acid
  • Bulgarian: but see кърмя (kǎrmja) — to produce milk
  • Māori: whaiwaiū — to produce milk
  • Swedish: avsöndra mjölk — to produce milk
  • Welsh: llaetha — to produce milk