Alternation
# Alternation

Alternation or AlterNation may refer to:

* Alternation (complexity), a resource in computational complexity theory
* Alternation (formal language theory), the set union of two sets of strings in formal language theory and pattern matching
* Alternation (geometry), a geometric operation for deriving polytopes from other polytopes
* Alternation (linguistics), a variation in the phonological form of a morpheme
* Diathesis alternation, a linguistics term relating to verb use
* R/N alternation; see Rhotacism (sound change)
* Logical disjunction, the or function
* AlterNation, a show on NE1 FM
* WSTB, a radio station in Streetsboro, Ohio known as The AlterNation
