Tunica
noun, plural tunicae
[too-ni-see, tyoo-] /ˈtu nɪˌsi, ˈtyu-/ (Show IPA). Anatomy, Zoology, Botany.
1.
a tunic.
noun
1.
(anatomy) tissue forming a layer or covering of an organ or part, such as any of the tissue layers of a blood vessel wall
2.
(botany) the outer layer or layers of cells of the meristem at a shoot tip, which produces the epidermis and cells beneath it Compare corpus (sense 4)
tunica tu·ni·ca (tōō’nĭ-kə, tyōō’-)
n. pl. tu·ni·cae (-kē’, -sē’)
An enclosing or enveloping membrane or layer of tissues, as of a blood vessel or other tubular structure.
Read Also:
- Tunica adventitia
tunica adventitia tunica ad·ven·ti·ti·a (ād’věn-tĭsh’ē-ə) n. The outermost fibrous coat of a vessel or of an organ that is derived from the surrounding connective tissue. Also called membrana adventitia.
- Tunica albuginea
tunica albuginea tunica al·bu·gin·e·a (āl’bōō-jĭn’ē-ə, -byōō-) n. A dense collagenous sheath surrounding a structure.
- Tunica conjunctiva
tunica conjunctiva tunica con·junc·ti·va (kŏn’jŭngk-tī’və) n. The conjunctiva.
- Tunica externa
tunica externa tunica ex·ter·na (ĭk-stûr’nə) n. The outer of two or more enveloping layers of any structure, especially the fibroelastic coat of a blood or lymph vessel.
- Tunica fibrosa
tunica fibrosa tunica fi·bro·sa (fī-brō’sə) n. A fibrous envelope surrounding an anatomical part.