1. Medium-tall timber tree of the Rocky Mountains having a narrowly conic to columnar crown
   - subalpine fir, Abies lasiocarpa

Type of: silver fir

• prolactin
• prolamine
• prolapse
• prolapsus
• prolate
• prolate cycloid
• prole
• proleg
• prolegomenon
• prolepsis
• proletarian
• proletariat
• proletariate
• proliferate
• proliferation
• proliferous
• prolific
• prolificacy
• prolifically
• proline
• prolix
• prolixity
• prolixly
• prolixness
• prolocutor