1. (of a plant ovule) partly inverted; turned back 90 degrees on its stalk

Antonym: anatropous

• Argyrol
• Argyrotaenia
• Argyrotaenia citrana
• Argyroxiphium
• Argyroxiphium sandwicense
• Arhant
• Arhat
• Arhus
• aria
• Ariadne
• arial mosaic
• Arian
• Ariana
• Arianism
• arianist
• Arianrhod
• Arianrod
• Aricara
• arid
• aridity
• aridly
• aridness
• Aries
• Aries the Ram
• arietta