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hemipneustic

hemipneustic adjective: in tracheal systems, having at least one functional pair of spiracles fewer than than the ten open pairs in holopneustic tracheal systems; hemipneustic systems occur for example, in the larvae of some Lepidoptera.

hemipneustic: in tracheal systems, having at least one functional pair of spiracles fewer than than the ten open...
Image: JonRichfield, CC BY-SA 3.0, via Wikimedia Commons

Adjective

hemipneustic (not comparable)

  1. in tracheal systems, having at least one functional pair of spiracles fewer than than the ten open pairs in holopneustic tracheal systems; hemipneustic systems occur for example, in the larvae of some Lepidoptera.
    • 1977 O.W. Richards & R.G. Davies Imms' general textbook of entomology pub. Methuen
      Hemipneustic Respiratory Systems... are prevalent among insect larvae and are derived from the holopneustic type through one or more pairs of spiracles becoming non-functional.

Origin of hemipneustic

From ἡμι- (hēmi-, “half”) and πνευστικός (pneustikós).

Questions about hemipneustic

What does hemipneustic mean?
Hemipneustic means in tracheal systems, having at least one functional pair of spiracles fewer than than the ten open pairs in holopneustic tracheal systems; hemipneustic systems occur for example, in the larvae of some Lepidoptera.
What part of speech is hemipneustic?
Hemipneustic is an adjective.

Words near hemipneustic in the dictionary

  1. hemiplegia
  2. hemiplegias
  3. hemiplegic
  4. hemiplegics
  5. hemiplegy
  6. hemipneustic
  7. hemipode
  8. hemipodes
  9. hemipons
  10. hemipontes
  11. hemipopulation

Source and license

Adapted from Wiktionary: hemipneustic (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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