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perithelium

American

[per-uh-thee-lee-uhm] / ˌpɛr əˈθi li əm /

noun

Anatomy.

the connective tissue surrounding certain small vessels, as capillaries.

Other Word Forms

Derived Forms

perithelial

adjective

Inflected Forms

noun

perithelia

plural

Etymology

Origin of perithelium

1875–80; < New Latin, equivalent to Greek peri- peri- + thēl ( ḗ ) nipple + Latin -ium -ium

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.