This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Of, relating to, or characteristic of birds.

adj. Characteristic of or pertaining to birds, or to bird-like or flying creatures.

n. A bird.

n. A bird-like or flying creature.

adj. Of or instrument to birds.

Of or pertaining to Aves, or birds; ornithic.

n. A member of the class Aves; a bird: as, “this ancient avian,” Coues.

adj. pertaining to or characteristic of birds

"What we call avian flu, the virus that struck in Asia in 2003, is incredibly deadly but not too contagious; most of the people killed were those who had direct contact with animals."

avian anatomy   

Moldavian    Moravian    Scandinavian   

mammalian    pandemic    bipedal    carnivorous    humanoid    reptilian    aquatic    fungal    mutant    indigenous