A system of circulation which is achieved primarily from the heart beating and muscle-induced locomotion of the organism, circulation without veins.

(computing) A communication protocol among computers and multimedia devices, such as sound synthesizers, which is optimized for modern networking technology.

plural of open half space

(idiomatic) To make someone aware of something they did not know or fully understand before; to enlighten someone.

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

(travel, aviation) A fare construction on a single return ticket where the origin and destination of the first flight are both different from the origin and destination on the return flight.

(idiomatic, of a woman) To open oneself up to sexual intercourse.

A type of mine where rock or minerals are extracted from the earth by their removal from an open pit or borrow.

(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.

simple past tense and past participle of open someone's eyes