a compound leaf with leaflets arranged on each side of a common petiole or axis; also applied to how the lateral veins are arranged in relation to the main vein. Found on http://en.wikipedia.org/wiki/Glossary_of_botanical_terms
A featherlike arrangement; usually refers to a compound leaf with leaflets arranged on each side of a central axis.
Found on http://www.encyclo.co.uk/local/20901
Divided or branched with the parts attached in two opposite rows along a main axis, like the pinnae of a feather. Found on http://www.encyclo.co.uk/local/22034
In botany, the term pinnate is applied to compound leaves with three or more pairs of leaflets arranged in two opposite rows along a common stalk. Found on http://www.probertencyclopaedia.com/browse/BP.HTM
A compound leaf with leaflets arranged on opposite sides of an elongated axis, for example, honey locust. Found on https://www.encyclo.co.uk/local/23355