geometrid noun & adjective. [dʒɪ'ɒmɪtrɪd] L19.
[mod. Latin Geometridae (see below), from Geometra genus name: see -ID³.]
A. noun. Any of various moths of the large family Geometridae, the caterpillars of which move by alternately hunching and stretching the body. Cf. GEOMETER 3. L19.
b. adjective. Of, pertaining to, or designating this family. L19.

■ geome'trideous adjective (now rare or obsolete) = GEOMETRID adjective M19.

[TahlilGaran] English Dictionary ▲