| 1. | a tall, narrow fir, Abies concolor, of western North America, yielding a soft wood used for lumber, pulp, boxes, etc. |
| 2. | the wood of this tree. |
| 3. | any of various similar firs of western North America, or their wood. |
| white fir | |
noun | |
| 1. | medium to tall fir of central to western United States having a narrow erect crown and soft wood |
| 2. | medium to tall fir of western North America having a conic crown and branches in tiers; leaves smell of orange when crushed [syn: amabilis fir] |