- The shell of a clam.蛤壳
- Any of various devices with two hinged jaws, used for dredging or digging.抓斗，挖斗：任何一种具有两个铰接夹爪用来挖泥或铲土的设备
- Alpha Crucis
- alpha decay
- alpha-fetoprotein
- alpha globulin
- alpha helix
- alpha-hydroxy acid
- alpha-interferon
- alphameric
- alphamerical
- alpha-naphthol
- alphanumeric
- alphanumerical
- alphanumerics
- alpha particle
- alpha privative
- alpha ray
- alpha-receptor
- alpha rhythm
- alpha rhythm
- alphas
- alpha-tocopherol
- alpha wave
- alpha–adrenergic
- alpha–blocker
- alpha–fetoprotein