orthostatic
adjective
or·tho·stat·ic
ˌȯr-thə-ˈsta-tik 
: of, relating to, or caused by an upright posture
orthostatic hypotension
Examples of orthostatic in a Sentence
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They have also previously been diagnosed with bipolar disorder, endometriosis, Ehlers-Danlos syndrome, POTS (postural orthostatic tachycardia syndrome), Sjogren’s syndrome, and MCAS (mast cell activation syndrome).
—
Mekishana Pierre, EW.com, 23 June 2025
Postural orthostatic tachycardia syndrome (POTS) (a condition with lightheadedness and a fast heart rate when changing to a standing position)
Types of Migraine
The two main types of migraine are:4
Migraine without aura.
—Cathy Nelson, Verywell Health, 3 June 2025
After she was diagnosed with postural orthostatic tachycardia syndrome, an autonomic nervous system disorder, Jessica Slice embraced a new identity: a person with a disability.
—Brittney Melton, NPR, 2 June 2025
Risk factors for the condition include connective tissue disorders such as Ehlers-Danlos syndrome as well as postural orthostatic tachycardia syndrome.
—Danielle Wilhour, The Conversation, 28 May 2025
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Mekishana Pierre, EW.com, 23 June 2025
Postural orthostatic tachycardia syndrome (POTS) (a condition with lightheadedness and a fast heart rate when changing to a standing position)
Types of Migraine
The two main types of migraine are:4
Migraine without aura.
—Cathy Nelson, Verywell Health, 3 June 2025
After she was diagnosed with postural orthostatic tachycardia syndrome, an autonomic nervous system disorder, Jessica Slice embraced a new identity: a person with a disability.
—Brittney Melton, NPR, 2 June 2025
Risk factors for the condition include connective tissue disorders such as Ehlers-Danlos syndrome as well as postural orthostatic tachycardia syndrome.
—Danielle Wilhour, The Conversation, 28 May 2025
See All Example Sentences for orthostatic
Cite this Entry
“Orthostatic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/orthostatic. Accessed 9 Jul. 2025.
Copy CitationMedical Definition
orthostatic
adjective
or·tho·stat·ic
ˌȯr-thə-ˈstat-ik
: of, relating to, or caused by erect posture
orthostatic hypotension
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