labiate adjective & noun. ['leɪbɪǝt] E18.
[mod. Latin labiatus, from LABIUM: see -ATE².]
A. adjective.
1. Botany.
a. Of a corolla or calyx: = two-lipped s.v. TWO adjective. E18.
b. Belonging to the family Labiatae, consisting of herbaceous plants and undershrubs usu. with two-lipped flowers and square stalks (e.g. the mints, ground ivy, the dead-nettles). M19.

2. Anatomy & Zoology. Resembling a lip or labium in shape, function, etc. L19.
b. noun. Botany. A plant of the family Labiatae. M19.

■ labiated adjective (now rare or obsolete) = LABIATE adjective 1a, 2 E18.

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