CORTEX

cortex

(noun) the tissue forming the outer layer of an organ or structure in plant or animal

Source: WordNet® 3.1


Etymology

Noun

cortex (countable and uncountable, plural cortexes or cortices)

(countable, anatomy) The outer layer of an internal organ or body structure, such as the kidney or the brain.

(uncountable, botany) The tissue of a stem or root that lies inward from the epidermis, but exterior to the vascular tissue.

Source: Wiktionary


Cor"tex (kr"tks), n.; pl. Cortices (-t. Etym: [L., bark. Cf. Cork.]

1. Bark, as of a tree; hence, an outer covering.

2. (Med.)

Definition: Bark; rind; specifically, cinchona bark.

3. (Anat.)

Definition: The outer or superficial part of an organ; as, the cortex or gray exterior substance of the brain.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

22 December 2024

SUNGLASSES

(noun) (plural) spectacles that are darkened or polarized to protect the eyes from the glare of the sun; “he was wearing a pair of mirrored shades”


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