firtree

English

gas turbine blade with firtree-type root

Etymology

From fir +‎ tree.

Noun

firtree (plural firtrees)

1. A fir.
2. (turbines) The root of a very-high-temperature turbine blade, inserted into a corresponding slot in a disc, resembling in section a simplified image of a fir.

Anagrams

• TERFier, ferrite, terfier