pheo

noun
\ ˈfē-(ˌ)ō How to pronounce pheo (audio) \
plural pheos

Definition of pheo

medical : pheochromocytoma There are rare tumors—pheochromocytoma—that secrete high levels of adrenaline, and such tumors can cause this combination of high blood pressure and orthostatic hypotension. … But if the patient did have a "pheo" (as it's called), that could explain why her symptoms became so much worse after her heart attack.— Lisa Sanders

First Known Use of pheo

1982, in the meaning defined above

History and Etymology for pheo

by shortening

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Dictionary Entries Near pheo

phenytoin

pheo

pheochromocytoma

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Cite this Entry

“Pheo.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pheo. Accessed 20 Sep. 2021.

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More Definitions for pheo

pheo

noun
\ ˈfē-(ˌ)ō How to pronounce pheo (audio) \
plural pheos

Medical Definition of pheo

: pheochromocytoma There are rare tumors—pheochromocytomas—that secrete high levels of adrenaline, and such tumors can cause this combination of high blood pressure and orthostatic hypotension. … But if the patient did have a "pheo" (as it's called), that could explain why her symptoms became so much worse after her heart attack.— Lisa Sanders

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