silver grain

noun

The lines or narrow plates of cellular tissue which pass from the pith to the bark of an exogenous stem; the medullary rays. In the wood of the oak they are much larger than in that of the beech, maple, pine, cherry, etc.

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Meanings

nounsilver grain (uncountable)
  1. uncountablebiologyThe lines or narrow plates of cellular tissue which pass from the pith to the bark of an exogenous stem; the medullary rays. In the wood of the oak they are much larger than in that of the beech, maple, pine, cherry, etc.
Cite this entry
APA

silver grain. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/silver%20grain

MLA

“silver grain.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/silver%20grain. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “silver grain,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/silver%20grain.

Source: silver grain on Wiktionary, CC BY-SA 4.0.