Midfeather

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A vertical water space in a firebox or combustion chamber within a steam boiler.
  2. 2
    A support for the centre of a tunnel.

Etymology

From mid- + feather.

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.