CIL may refer to:
Priscilla Maria Veronica White OBE (27 May 1943 – 1 August 2015), known by her stage name Cilla Black, was an English singer, television presenter, actress, and author.
Cillian Murphy (/ˈkɪliən/; born 25 May 1976) is an Irish actor of stage and screen. Since making his debut in his home country in the late 1990s, Murphy has also become a presence in British and American cinemas noted by critics for his performances in many independent and mainstream films.
In antiquity, Cilicia (/sɪˈlɪʃiə/) was the south coastal region of Asia Minor and existed as a political entity from Hittite times into the Armenian Kingdom of Cilicia during the late Byzantine Empire.
The ciliates are a group of protozoans characterized by the presence of hair-like organelles called cilia, which are identical in structure to eukaryotic flagella, but are in general shorter and present in much larger numbers, with a different undulating pattern than flagella.
A cilium (Latin for eyelash; the plural is cilia) is an organelle found in eukaryotic cells. Cilia are slender protuberances that project from the much larger cell body.
Cillian Sheridan (born 23 February 1989) is an Irish professional footballer who plays for Jagiellonia Białystok as a forward.
Cilk, Cilk++ and Cilk Plus are general-purpose programming languages designed for multithreaded parallel computing.
The ciliary muscle /ˈsɪli.ɛəri/ is a ring of smooth muscle in the eye's middle layer (vascular layer) that controls accommodation for viewing objects at varying distances and regulates the flow of aqueous humour into Schlemm's canal.
Cilostazol is a quinolinone-derivative medication used in the alleviation of the symptoms of intermittent claudication in individuals with peripheral vascular disease.