拟锥螺亚科：中腹足目(Mesogastropoda)螺科(Hydrobiidae)的一个亚科，包括在医学上重要的豆螺属(Bulimus)、涵螺属(Alocinma)和沼螺属(Parafossarulus)- triocephalus
- triochidism
- Triodontophorus diminutus
- triolein
- triolism
- triophthalmos
- triopodymus
- triorchid
- triorchis
- triorchism
- triose
- triosephosphate dehydrogenase
- triosephosphate isomerase
- triotus
- trioxide
- trioxsalen
- trioxypurine
- tripalmitin
- tripara
- triparanol
- tripartite
- tripelennamine
- tripeptide
- Triperidol
- triphalangeal