adventitia

[ ad-ven-tish-ee-uh, -tish-uh ]
/ ˌæd vɛnˈtɪʃ i ə, -ˈtɪʃ ə /

noun Anatomy.

the external covering of an organ or other structure, derived from connective tissue, especially the external covering of a blood vessel.

Origin of adventitia

1875–80; < Latin adventīcia, neuter plural of adventīcius adventitious

OTHER WORDS FROM adventitia

ad·ven·ti·tial, adjective

Words nearby adventitia

advection fog, advent, advent calendar, advent sunday, adventist, adventitia, adventitial, adventitial cell, adventitial neuritis, adventitious, adventitious cyst

British Dictionary definitions for adventitial

adventitia
/ (ˌædvɛnˈtɪʃɪə, -ˈtɪʃə) /

noun

the outermost covering of an organ or part, esp the outer coat of a blood vessel

Word Origin for adventitia

C19: New Latin, from the neuter plural of Latin adventīcius; see adventitious

Medical definitions for adventitial (1 of 2)

adventitial
[ ăd′vĕn-tĭsh′əl ]

adj.

Of or relating to the adventitia of an organ or blood vessel.
Adventitious.

Medical definitions for adventitial (2 of 2)

adventitia
[ ăd′vĕn-tĭsh′ə ]

n.

The outermost membranous covering of an organ or structure, especially the outer coat of an artery.