Webster's Revised Unabridged Dictionary · 1913

Geniculate

Geniculate , adjective

[Latin geniculatus, from geniculum little knee, knot or joint, dim. of genu knee. See Knee.]

Bent abruptly at an angle, like the knee when bent; as, a geniculate stem; a geniculate ganglion; a geniculate twin crystal.

Geniculate , transitive verb

To form joints or knots on. [Rare] — Cockeram