noun
tooth; tusk; fang
Rare standalone noun; normally appears in compounds. When used alone, it can refer to an animal's tooth or tusk, but 歯 (は) is the common word for human teeth.
「牙」という漢字は、動物の大きな歯を表すことが多い。
The kanji 牙 often represents a large animal tooth.
この化石には鋭い牙が残っている。
Sharp fangs remain in this fossil.
noun
Rare standalone use; almost always seen in the compound 象牙 (ぞうげ). The standalone reading げ for 'ivory' is archaic or highly literary.
See also: 象牙 (ぞうげ)
象牙は、牙から作られる工芸品の材料だ。
Ivory (ぞうげ) is a material for crafts made from tusks.