valency
- n. [化学] 化合价；[化学] 原子价
- n. (Valency)人名；(法)瓦朗西；(英)瓦伦西
英英释意
- 1. the phenomenon of forming chemical bonds
- 2. (biology) a relative capacity to unite or react or interact as with antigens or a biological substrate
- 3. (chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)