That goes or comes out; emerging.

That issues from a source; that flows out.

That issues or proceeds from or out of a place or source. Cf. issant, adj. 1. Obsolete.

That goes out or leaves; (Medicine) conveying outwards, discharging; = efferent, adj. Also: salient, protruding.

Tending to go out or leave; (in later use also) tending to emit or issue something.

Of a gas or vapour: issuing forth, emitted, esp. as the result of a chemical reaction.

That runs or flows out; extending outwards.

Of or relating to an outflow.