(computing) Alternative form of ORM

plural of O clip

plural of O-level

plural of o-face

plural of will-o'-wisp

Shaped like the capital letter "O", circular.

Alternative form of OS / (calendar systems) Abbreviation of old style.

Abbreviation of overdrive.

Appended to titles of (often fictional) machines, especially to suggest that the verb to which the suffix is appended is its primary function.

Alternative form of O.C.