noun
- Line marking the upper limit of tree growth in mountains or northern latitudes.
- synonyms: timberline, tree line
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). timber line. Retrieved September 20, 2026, from http://smartdefine.org/timber_line/definitions/1224169 |
| Chicago | WordNet. 2010. "timber line" http://smartdefine.org/timber_line/definitions/1224169 (accessed September 20, 2026). |
| Harvard | WordNet 2010, timber line, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/timber_line/definitions/1224169>. |
| MLA | WordNet. "timber line" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/timber_line/definitions/1224169> |