underoxygenate

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verb

To oxygenate insufficiently.

Opposite
overoxygenate
Scrabble 26
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Meanings

verbunderoxygenate (third-person singular simple present underoxygenates, present participle underoxygenating, simple past and past participle underoxygenated)

present singular third person underoxygenates · participle present underoxygenating · participle past underoxygenated · past underoxygenated

  1. transitiveTo oxygenate insufficiently.

    If an attempt is made to use a low-flow oxygen device when a patient is in a labile period, the respiratory therapist will be unable to accurately adjust the oxygen flow to compensate for rapid changes in breathing pattern and may either overoxygenate or underoxygenate the patient.

    1991 May, Jonathon W Gietzen, “Blood Gas Corner #29—A Case of Oxygen-Induced Hypoventilation”, in Respiratory Care, volume 36, number 5, American Association for Respiratory Care, →ISSN, page 433

    Antonyms: overoxygenate

Synonyms & antonyms

verbTo oxygenate insufficiently.

Opposite
overoxygenate

Origin

From under- + oxygenate.

Full word history & related roots →
Cite this entry
APA

underoxygenate. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/underoxygenate

MLA

“underoxygenate.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/underoxygenate. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “underoxygenate,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/underoxygenate.

Source: underoxygenate on Wiktionary, CC BY-SA 4.0.