MEDULLARY

medullary

(adjective) of or relating to the medulla of any body part

medullary

(adjective) of or relating to the medulla oblongata

medullary

(adjective) containing or consisting of or resembling bone marrow

Source: WordNet® 3.1


Etymology

Adjective

medullary (not comparable)

(anatomy) Pertaining to, consisting of, or resembling, marrow or medulla

(anatomy) Relating to the medulla oblongata

(botany) Filled with spongy pith; pithy

Source: Wiktionary


Med"ul*la*ry, a. Etym: [L. medullaris, fr. medulla marrow: cf. F. médullaire.]

1. (Anat.) (a) Pertaining to, consisting of, or resembling, marrow or medulla. (b) Pertaining to the medula oblongata.

2. (Bot.)

Definition: Filled with spongy pith; pithy. Medullary groove (Anat.), a groove, in the epiblast of the vertebrate blastoderm, the edges of which unite, making a tube (the medullary canal) from which the brain and spinal cord are developed.

– Medullary rays (Bot.), the rays of cellular tissue seen in a transverse section of exogenous wood, which pass from the pith to the bark.

– Medullary sheath (Anat.), the layer of white semifluid substance (myelin), between the primitive sheath and axis cylinder of a medullated nerve fiber.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

17 November 2024

MONASTICISM

(noun) asceticism as a form of religious life; usually conducted in a community under a common rule and characterized by celibacy and poverty and obedience


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