Equivalence, equivalency are:

- - 1. In chemistry, the relative combining powers of a set of atoms or radicals
- - 2. Valence.

- Equivalence vs equivalency
- False equivalence or equivalency
- Equivalence in translation
- Equivalence relation examples
- Equivalence relation calculator
- Equivalence class testing
- Equivalence class of 3
- How many equivalence classes are there