ring-porous

ring-porous
/ring"pawr"euhs, -pohr"-/, adj. Bot.
having annual rings marked by a conspicuous band of large pores in wood formed in spring. Cf. diffuse-porous.
[1900-05]

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Universalium. 2010.

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  • ring-porous — ˈ ̷ ̷| ̷ ̷ ̷ ̷ adjective : having vessels more numerous and usually larger in cross section in the springwood with a resulting more or less distinct line between the springwood and the wood of the previous season used of woody stems and roots (as …   Useful english dictionary

  • ring-porous — adjective Date: 1902 having vessels more numerous and usually larger in cross section in the springwood with a resulting more or less distinct line between the springwood and the last season s wood compare diffuse porous …   New Collegiate Dictionary

  • diffuse-porous —  ̷ ̷| ̷ ̷| ̷ ̷ ̷ ̷ adjective : having vessels distributed more or less uniformly throughout an annual ring and not varying greatly in size used of certain woody stems and roots (as those of maples and birches); compare ring porous * * * /di… …   Useful english dictionary

  • diffuse-porous — adjective Etymology: 1diffuse Date: circa 1902 having vessels more or less evenly distributed throughout an annual ring and not varying greatly in size compare ring porous …   New Collegiate Dictionary

  • diffuse-porous — /di fyoohs pawr euhs, pohr /, adj. Bot. having annual rings in which the size of pores is approximately the same in wood formed in spring and summer. Cf. ring porous. [1900 05] * * * …   Universalium

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