That which encloses or encases. / (architecture) The decorative trim around a door or window. / (oil industry) A metal pipe used to line the borehole of a well.

Having a case or covering; encased or clad.

simple past tense and past participle of case

To allow for the possibility that. / (chiefly Canada, US) If.

plural of casing / (UK, dialect, archaic) Dried cattle dung used as fuel.

If that is the way things are, if that's the case.

To exist as an independent fact of (external) reality.

plural of caseness

As much as a case will hold.

(grammar) abstract feature of a noun phrase that determines its function in a sentence, such as a grammatical case and a position.