plural of closed timelike curve

Alternative form of close to the vest

(photography) Synonym of macro lens

(programming, object-oriented programming) Alternative spelling of open-closed principle

(nautical) To sail in a direction close to that from which the wind is blowing, but still making headway / (idiomatic) To behave in a manner that is on the verge of being dangerous, improper or illegal

(programming, object-oriented programming) A principle that states that software entities (such as classes, modules, and functions) should be open for extension, but closed for modification.

(engineering, thermodynamics) A feedwater heater in which the two fluid streams do not mix.

plural of closed feedwater heater

(category theory) A cartesian closed category which also has an initial object and such that for any pair of objects, A and B, in the category, the category has another object which is their coproduct, A∐B.

(category theory) A category which has a terminal object and which for every two objects A and B has a product A × B and an exponential object Bᴬ.