Meanings
nounmedullary ray (plural medullary rays)
plural medullary rays
- biologyany of the bands of cells in various trees extending across the wood from the pith to the bark
- anatomythe middle part of a cortical lobule in the kidney
Synonyms & antonyms
nouna sheet of vascular tissue separating the vascular bundles
Similar
vascular ray
Broader
Synonym sets from Open English WordNet, CC BY 4.0.
Translations
Danish marvstråle
- marvstråleanatomy
German Holzstrahl, Markstrahl
- Holzstrahlbotany
- Markstrahlbotany
Greek εντεριώνια ακτίνα
- εντεριώνια ακτίνα (enteriónia aktína)botany
Swedish märgstråle, märgstråle
- märgstrålebotany
- märgstråleanatomy
Cite this entry
APA
medullary ray. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/medullary%20ray
MLA
“medullary ray.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/medullary%20ray. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “medullary ray,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/medullary%20ray.
Source: medullary ray on Wiktionary, CC BY-SA 4.0.