Standard Lemma guide

synaeresis

noun · 4 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.

  • /sɪˈnɪəɹɪsɪs/
  • /sɪnˈɛɹɪsɪs/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • rhymes with -ɪəɹɪsɪs
  • rhymes with -ɛɹɪsɪs

1

noun

Meaning 1

The contraction of two vowels into a diphthong or a long vowel.

Definition source: English Wiktionary via Wiktextract

Usage: countable, rhetoric, uncountable

Topics: communications, human-sciences, journalism, linguistics, literature, media, phonetics, phonology, poetry, prosody, publishing, sciences, writing

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: synalepha, metaplasm

2

noun

Meaning 2

The separating out of the liquid from a gel.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

the separation of liquid from a gel that is caused by contraction (as in cheese making)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: syneresis

Antonyms: none provided

Broader terms: chemical process, chemical change, chemical action

4

noun

Meaning 4

the contraction of two vowels into a diphthong

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: syneresis

Antonyms: none provided

Broader terms: linguistic process

History

Etymology

From Ancient Greek συναίρεσις (sunaíresis, “unification”), from συν- (sun-, “together”) + αἵρεσις (haíresis, “taking”), from αἱρέω (hairéō, “to take”).

Across languages

Translations

15 source translations are retained for this English entry.

  • Finnish: synereesi — contraction of two consonants
  • French: synérèse — contraction of two consonants
  • Greek: συναίρεση (synaíresi) — contraction of two consonants
  • Ancient Greek: συναίρεσις (sunaíresis) — contraction of two consonants
  • Italian: sineresi — contraction of two consonants
  • Polish: synereza — contraction of two consonants
  • Portuguese: sinérese — contraction of two consonants
  • Russian: синере́за (sineréza) — contraction of two consonants
  • Spanish: sinéresis — contraction of two consonants
  • Finnish: synereesi — separating out of the liquid from a gel
  • French: synérèse — separating out of the liquid from a gel
  • Polish: synereza — separating out of the liquid from a gel
  • Portuguese: sinérese — separating out of the liquid from a gel
  • Russian: синере́зис (sinerézis) — separating out of the liquid from a gel
  • Spanish: sinéresis — separating out of the liquid from a gel