plural of opportunity cost

An unofficial nickname for the state of Arkansas in the United States of America.

plural of opportunity shop

The practice of servicing equipment when it is convenient to do so, rather than on a fixed schedule.

Alternative form of window of opportunity

plural of opportunity class

(Australia, education) A separate primary-school class for teaching gifted children. / (historical, education) A separate class for teaching backward children.

(historical, education) Synonym of opportunity class (“separate class for teaching backward children”)

plural of opportunity room

(military) A target onto which one's attack is diverted as soon as it is seen or becomes known. / (figuratively, by extension) An object to which one's efforts are diverted as soon as it becomes known.