q.i.d.

A form of QID — Four times a day.

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Meanings

adverbq.i.d. (not comparable)
  1. alternativenot comparableAlternative form of QID (“four times a day”).

    Dilatation of this type “irons out the folds” of the urethra, giving better drainage of the paraurethral glands, stimulating circulation and promoting rapid healing, especially when small doses (7½ gr. q.i.d.) of one of the triple-sulfonamides are given as an adjunct.

    1951 January, Gordon W. Reynolds, “The Female Urethra and Chronic Urethritis”, in Northwest Medicine, volume 50, number 1, Portland, Ore.: Northwest Medical Publishing Association, page 34
Cite this entry
APA

q.i.d.. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/q.i.d.

MLA

“q.i.d..” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/q.i.d.. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “q.i.d.,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/q.i.d..

Source: q.i.d. on Wiktionary, CC BY-SA 4.0.