Standard Lemma guide

grex

noun · 2 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.

  • /ˈɡɹɛks/

1

noun

Meaning 1

A multicellular aggregate of amoeba.

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A kind of group used in horticultural nomenclature, applied to the progeny of an artificial cross from specified parents, in particular for orchids.

Definition source: English Wiktionary via Wiktextract

Topics: agriculture, business, horticulture, lifestyle

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: gx

Antonyms: none provided

History

Etymology

Learned borrowing from Latin grex (“flock”).