tree line

tree line
A division in altitude above which trees tend not to grow on mountains.

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Look at other dictionaries:

  • tree line — n [singular] the ↑timberline …   Dictionary of contemporary English

  • tree line — tree′ line n. ecl geo timberline …   From formal English to slang

  • tree line — ☆ tree line n. TIMBERLINE …   English World dictionary

  • Tree line — The tree line or timberline is the edge of the habitat at which trees are capable of growing. Beyond the tree line, they are unable to grow because of inappropriate environmental conditions (usually cold temperatures, insufficient air pressure,… …   Wikipedia

  • tree line — noun line marking the upper limit of tree growth in mountains or northern latitudes • Syn: ↑timber line, ↑timberline • Hypernyms: ↑line * * * noun : timberline * * * timberline. * * * tree line …   Useful english dictionary

  • Tree Line USA — is a program sponsored by The National Arbor Day Foundation in cooperation with the National Association of State Foresters for cities and towns across the United States and recognizes public and private utilities across the nation that… …   Wikipedia

  • tree line — /ˈtri laɪn/ (say tree luyn) noun → timber line …  

  • tree line — noun Date: 1893 timberline …   New Collegiate Dictionary

  • tree line — timberline. * * * …   Universalium

  • tree-line — noun the edge of the habitat at which trees are capable of growing; the timberline …   Wiktionary

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