Definitions
1.nounThe condition of being equivalent or essentially equal.
2.nounAn equivalence relation; ≡; ~
3.nounThe relationship between two propositions that are either both true or both false.
4.nounThe quantity of the combining power of an atom, expressed in hydrogen units; the number of hydrogen atoms can combine with, or be exchanged for; valency.
5.nounA Boolean operation that is TRUE when both input variables are TRUE or both input variables are FALSE, but otherwise FALSE; the XNOR function.
6.nounA number in intersection theory. A positive-dimensional variety sometimes behaves formally as if it were a finite number of points; this number is its equivalence.
7.nounThe degree to which a term or text in one language is semantically similar to its translated counterpart.