Definition of "palmate"

palmate

adjective
not comparable
1. (chiefly botany) Having three or more lobes or veins arising from a common point.
2. (botany, of leaves) Having more than three leaflets arising from a common point, often in the form of a fan.
  Quotations
  The horse chestnut, buckeye and hickory trees have palmate leaves. That is, the broad oval leaflets are all set around the tip of a common leaf stem, spreading in a circle, like the ribs of a palm leaf fan.
  1909, Eleanor Stockhouse Atkinson, “In the Tree Tops”, in The How and Why Library
3. (rare) Having webbed appendage; palmated.
4. (rare) Hand-like; shaped like a hand with extended fingers
noun
plural palmates
1. (chemistry) A salt or ester of ricinoleic acid (formerly called palmic acid); a ricinoleate.