The process of inhaling and exhaling; breathing, breath. / An act of breathing; a breath. / Any similar process in an organism that lacks lungs that exchanges gases with its environment.

plural of respiration

Of or pertaining to respiration.

(intransitive) To breathe in and out successively. / (intransitive) To recover one's breath or breathe easily following stress.

(obsolete) Rest, respite.

an organism that respires

Third-person singular simple present indicative form of respire

(transitive) To give artificial respiration to

plural of respirator

A device designed to allow breathing when it would otherwise be hindered, as by a medical condition or the presence of poisonous vapors.