Cosine (disambiguation)
# Cosine (disambiguation)

A cosine is a function of trigonometry. Cosine or Kosine may also refer to:

* Cosine, Saskatchewan
* COSine, an annual science fiction convention in Colorado Springs [COS], Colorado
* Kosine, stage name of a music producer
* Kosinë, an Albanian village in the municipality of Qendër Piskovë
