douglas fir

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Related to Douglas-fir: Pseudotsuga menziesii, Pseudotsuga
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Douglas fir
Pseudotsuga menziesii

Douglas fir

n.
Any of several tall evergreen conifers of the genus Pseudotsuga, especially P. menziesii of western North America.

[After David Douglas (1798-1834), Scottish botanist.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Douglas fir

,

Douglas spruce

or

Douglas hemlock

n
(Plants) a North American pyramidal coniferous tree, Pseudotsuga menziesii, widely planted for ornament and for timber, having needle-like leaves and hanging cones: family Pinaceae. Also called: Oregon fir or Oregon pine
[C19: named after David Douglas (1798–1834), Scottish botanist]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

Doug′las fir′


n.
a giant North American evergreen tree, Pseudotsuga menziesii, of the pine family, used for timber and as a Christmas tree.
Also called Doug′las pine′, Doug′las spruce′.
[1855–60; after David Douglas (1798–1834), Scottish botanist]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Douglas fir - strong durable timber of a douglas firdouglas fir - strong durable timber of a douglas fir
fir - nonresinous wood of a fir tree
douglas fir - tall evergreen timber tree of western North America having resinous wood and short needles
2.douglas fir - tall evergreen timber tree of western North America having resinous wood and short needles
genus Pseudotsuga, Pseudotsuga - douglas fir; closely related to genera Larix and Cathaya
douglas fir - strong durable timber of a douglas fir
douglas hemlock, douglas pine, douglas spruce, green douglas fir, Oregon fir, Oregon pine, Pseudotsuga menziesii - lofty douglas fir of northwestern North America having short needles and egg-shaped cones
big-cone douglas fir, big-cone spruce, Pseudotsuga macrocarpa - douglas fir of California having cones 4-8 inches long
conifer, coniferous tree - any gymnospermous tree or shrub bearing cones
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

Douglas fir

, Douglas pine
nDouglastanne f
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
References in periodicals archive ?
Our results suggest that Red Squirrels in winter contribute Douglas-fir twigs to the forest floor.
We maintain active breeding and field testing programs in both our loblolly pine and Douglas-fir regions.
Wildlife and vegetation in unmanaged Douglas-fir forests.
Among the most important would be Douglas-fir (Pseudotsuga menziesii), which is often exported outside the region in log and lumber form (Morgan et al.
The authors observed the effects of dispersing, piling, and removing logging debris at three Oregon sites where they compared the survival and growth rate of Douglas-fir seedlings.
Douglas-fir (Pseudotsuga menzesii) and southern yellow pine (Pinus spp.) are the two main softwoods used for manufacture of engineered wood composites and structural lumber in the United States (Howard 2007).
Below is a picture of Jerry Magera and his son Sam in the spring of 2001 standing in a recently thinned stand of mixed ponderosa pine, Douglas-fir, and tamarack.
Destructive bending tests were performed on crossarm samples of southern pine (Pinus spp.) and Douglas-fir (Pseudotsuga menziesii).
When Apollo 14 launched January 31, 1971, Roosa carried with him hundreds of loblolly pine, sycamore, sweetgum, redwood, and Douglas-fir seeds.