White fir Meaning, Definition & Usage

  1. noun medium to tall fir of central to western United States having a narrow erect crown and soft wood
    Abies concolor; Abies lowiana; California white fir; Colorado fir.
  2. noun medium to tall fir of western North America having a conic crown and branches in tiers; leaves smell of orange when crushed
    red silver fir; Abies amabilis; amabilis fir; Pacific silver fir; Christmas tree.

WordNet

Definitions
  1. (Bot.), a name given to several coniferous trees of the Pacific States, as Abies grandis, and A. concolor.

Webster 1913