Cas may mean:
Caleb Casey McGuire Affleck (born August 12, 1975) is an American actor and director. He began his career as a child actor, appearing in the PBS television movie Lemon Sky (1988) and the ABC miniseries The Kennedys of Massachusetts (1990).
Cascade is a historic neighborhood abutting Downtown Seattle, Washington, USA; it constitutes the eastern portion of what has come to be known as Cascade Neighborhood.
Cascading Style Sheets (CSS) is a style sheet language used for describing the presentation of a document written in a markup language.
Casablanca is a 1942 American romantic drama film directed by Michael Curtiz and based on Murray Burnett and Joan Alison's unproduced stage play Everybody Comes to Rick's.
The Caspian Sea is the largest enclosed inland body of water on Earth by area, variously classed as the world's largest lake or a full-fledged sea.
Casablanca (Arabic: الدار البيضاء, ad-Dār al-Bayḍā’; Berber: ⴰⵏⴼⴰ, Anfa; local informal name: Kaẓa) is the largest city in Morocco, located in the central-western part of the country bordering the Atlantic Ocean.
Manihot esculenta (commonly called cassava (/kəˈsɑːvə/), yuca, manioc, "mandioca" and Brazilian arrowroot) is a woody shrub native to South America of the spurge family, Euphorbiaceae.
Castration (also known as gonadectomy) is any action, surgical, chemical, or otherwise, by which an individual loses use of the testicles.
Cassini–Huygens is an unmanned spacecraft sent to the planet Saturn. It is a Flagship-class NASA–ESA–ASI robotic spacecraft.