1. (a leaf shape) pinnate with a single leaflet at the apex
   - imparipinnate

See also: compound

• A. E. Kennelly
• A. E. W. Mason
• A. Noam Chomsky
• A. testudineus
• A.E.
• a.k.a.
• aa
• AAA
• Aachen
• aah
• Aaland islands
• Aalborg
• aalii
• Aalst
• Aalto
• Aar
• aardvark
• aardwolf
• Aare
• Aare River
• aargh
• Aarhus
• Aaron
• Aaron Burr
• Aaron Copland