medullary ray

noun

1
: a primary tissue composed of radiating bands of parenchyma cells extending between the vascular bundles of herbaceous dicotyledonous stems and connecting the pith with the cortex
2

Word History

First Known Use

1816, in the meaning defined at sense 1

Time Traveler
The first known use of medullary ray was in 1816

Dictionary Entries Near medullary ray

Cite this Entry

“Medullary ray.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/medullary%20ray. Accessed 28 Nov. 2024.

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