[ adjective soo-pahyn; noun soo-pahyn ]
/ adjective suˈpaɪn; noun ˈsu paɪn /
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See synonyms for: supine / supineness on Thesaurus.com


lying on the back, face or front upward.
inactive, passive, or inert, especially from indolence or indifference.
(of the hand) having the palm upward.


(in Latin) a noun form derived from verbs, appearing only in the accusative and the dative-ablative, as dictū in mirābile dictū, “wonderful to say.”
(in English) the simple infinitive of a verb preceded by to.
an analogous form in some other language.



In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.

Origin of supine

First recorded in 1490–1500, supine is from the Latin word supīnus lying face up, inactive
su·pine·ly, adverbsu·pine·ness, nounun·su·pine, adjective
prone, prostate, prostrate, supine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for supine


adjective (suːˈpaɪn, sjuː-, ˈsuːpaɪn, ˈsjuː-)

lying or resting on the back with the face, palm, etc, upwards
displaying no interest or animation; lethargic

noun (ˈsuːpaɪn, ˈsjuː-)

grammar a noun form derived from a verb in Latin, often used to express purpose with verbs of motionAbbreviation: sup
supinely, adverbsupineness, noun
C15: from Latin supīnus related to sub under, up; (in grammatical sense) from Latin verbum supīnum supine word (the reason for this use is unknown)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for supine

[ sōō-pīn, sōōpīn′ ]


Lying on the back; having the face upward.
Having the palm of the hand or sole of the foot upward.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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