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Webster 1913 Edition

Adj.

[

Poly-

+ Gr. [GREEK] a cutting, fr. [GREEK] to cut.]

(Bot.)

Subdivided into many distinct subordinate parts, which, however, not being jointed to the petiole, are not true leaflets; – said of leaves.

Henslow.

polytomous ‎(not comparable)

(botany) subdivided into many parts
(mathematics) Describing a variable that has multiple (more than two) categories