Word.ws English Dictionary

nonreturn

nonreturn noun: absence of return; failure to come back or bring back.

Noun

nonreturn (uncountable)

  1. Absence of return; failure to come back or bring back.

Adjective

nonreturn (not comparable)

  1. Allowing air or liquid to travel in one direction only, and not permitting its return. (of a valve)

Forms of nonreturn

alternative formnon-return

Origin of nonreturn

From non- + return.

Questions about nonreturn

What does nonreturn mean?
Nonreturn means absence of return; failure to come back or bring back.
What part of speech is nonreturn?
Nonreturn can be a noun or an adjective.

Words near nonreturn in the dictionary

  1. nonretroflex
  2. nonretrograde
  3. nonretroreflective
  4. nonretrotranscribed
  5. nonretroviral
  6. nonreturn
  7. nonreturnable
  8. nonreturnables
  9. nonreturned
  10. nonreturner
  11. nonreturners

Source and license

Adapted from Wiktionary: nonreturn (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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