Webster's Revised Unabridged Dictionary · 1913

Figurate

Figurate , adjective

[Latin figuratus, past participle of figurare. See Figure.]

1.
Of a definite form or figure.
Plants are all figurate and determinate, which inanimate bodies are not. — Bacon
2.
Figurative; metaphorical. [Obsolete] — Bale
3.
(Music) Florid; figurative; involving passing discords by the freer melodic movement of one or more parts or voices in the harmony; as, figurate counterpoint or descant.

In the following example, the two lower lines are composed of figurate numbers, those in the second line being triangular, and represented thus: --