Reference meaning
nonreturn
Last updated
Absence of return; failure to come back or bring back.
Other meanings
2. adjective
Allowing air or liquid to travel in one direction only, and not permitting its return. (of a valve)
Source and scope
This definition is reproduced from English Wiktionary, sense en-nonreturn-en-noun-5P9xpb5V, under the CC BY-SA 4.0. It has not yet received VocabularyBase editorial review. Read the source and license details.