stem group

Fetched 2026-10-26 (cache).

Synonyms: semigroup

Antonyms: semigroup

Related words from Datamuse; suggestions, not definitions.

Noun

1. {{lb|en|[[phylogenetics]]}} A [[paraphyletic]] group consisting of an [[ancestor]] and all its [[descendants]], excluding the [[living]] [[representative]]s of a [[collection]] of [[species]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.