1. Belonging to birds.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• avitar,
• achian,
• ailan,
• agaian,
• asiain,
• avice,
• ocian,
• ariana,
• afhan,
• agian,
• aravian,
• civian,
• evian,
• afgan,
• avanu,
• acion,
• havin,
• adian,
• eavin,
• agiain

• avenue,
• avena,
• avon,
• avina.

The adjective form of the word "avian" is "avian".

The plural of the "avian" can be the "avians".

The singular of the "avian" can be the "avian".