annual ring

annual ring

Online Dictionary of Invertebrate Zoology. . 2005.

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  • annual ring — n. any of the concentric rings seen in cross sections of the stems of most trees and shrubs: each ring is a layer of wood that normally is a year s growth …   English World dictionary

  • annual ring — an annual formation of wood in plants, consisting of two concentric layers, one of springwood and one of summerwood. Also called growth ring, tree ring. [1875 80] * * * …   Universalium

  • annual ring — noun an annual formation of wood in plants as they grow • Syn: ↑growth ring • Hypernyms: ↑organic phenomenon …   Useful english dictionary

  • annual ring — an′nual ring′ n. bot a yearly formation of new wood in woody plants, observable as a ring on the cross section of a tree trunk Also called tree ring Etymology: 1875–80 …   From formal English to slang

  • annual ring — noun The layer of wood, observed as one of many concentric rings when cut, formed during one year of a plants growth Syn: growth ring, tree ring …   Wiktionary

  • annual ring — a growth ring formed over the course of one year …   Dictionary of ichthyology

  • annual ring — /ænjuəl ˈrɪŋ/ (say anyoohuhl ring) noun one of the yearly growth rings on a cross section of a tree …  

  • annual ring — noun Date: 1792 the layer of wood produced by a single year s growth of a woody plant …   New Collegiate Dictionary

  • ring — ring1 [riŋ] vi. rang or Now Chiefly Dial. rung, rung, ringing [ME ringen < OE hringan < IE echoic base * ker > RAVEN1, CREAK, L corvus, crow] 1. to give forth a clear, resonant sound when struck or otherwise caused to vibrate, as a bell …   English World dictionary

  • false annual ring — noun : false ring …   Useful english dictionary

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