See Also: Pinnate(medicine)
even-pinnate(medicine)
odd-pinnate(medicine)
pinnate(dictionary)

pinnate (iou)



pinnate adjective. E18.
[Latin pinnatus, from pinna, penna: see PINNA noun2, -ATE2.]
Botany & Zoology. Resembling a feather; having lateral parts or branches on each side of a common axis, like the vanes of a feather; having feather-like markings; (of a compound leaf) composed of a series of (usu. opposite) leaflets arranged on each side of a common petiole. E18.
odd-pinnate: see ODD adjective.
Physical Geography. Of a drainage pattern: marked by closely-spaced tributaries meeting a stream at an acute angle. M20.
pinnately adverb M19.