or·​tho·​stat·​ic | \ ˌȯr-thə-ˈsta-tik How to pronounce orthostatic (audio) \

Definition of orthostatic

: of, relating to, or caused by an upright posture orthostatic hypotension

Examples of orthostatic in a Sentence

Recent Examples on the Web One possibility is orthostatic tremor, a rare condition that's primarily present when someone is standing, Gupta said. Katie Hunt, CNN, "Merkel says she's taking care of herself. But what should we know about a leader's health?," 12 July 2019 Back in 2011, Mills' health journey began when she was diagnosed at the age of 19 with rare illness postural orthostatic tachycardia syndrome, which compromised her autonomic nervous system and left her with chronic fatigue and digestive issues. Lauren Valenti, Vogue, "A Beginner's Guide to Plant-Based Eating With Deliciously Ella," 15 Sep. 2018 Moriah has postural orthostatic tachycardia syndrome – a chronic condition that causes an irregular heartbeat, circulatory problems, and in some cases, including hers, chronic fatigue and pain. Philly.com, "Philadelphia weddings: Moriah Benjoseph and Ben Nassau," 13 July 2018 Experts have a name for this fleeting condition: initial orthostatic hypotension (OH). Markham Heid, Time, "You Asked: Why Do I Get Dizzy When I Stand Up?," 20 Dec. 2017 Metro reports that Chloe, from Haslingden, Lancsashire, has postural orthostatic tachycardia syndrome. Sammy Nickalls, Teen Vogue, "This Teen's Service Dog Helps Her Live With a Rare Heart Condition," 23 Oct. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'orthostatic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of orthostatic

1902, in the meaning defined above

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Time Traveler for orthostatic

Time Traveler

The first known use of orthostatic was in 1902

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Cite this Entry

“Orthostatic.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/orthostatic. Accessed 11 December 2019.

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More Definitions for orthostatic


or·​tho·​stat·​ic | \ ˌȯr-thə-ˈstat-ik How to pronounce orthostatic (audio) \

Medical Definition of orthostatic

: of, relating to, or caused by erect posture orthostatic hypotension

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