noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Any of several instruments in which fine particles (dust) in a gas are analysed by blowing them through a jet onto a wetted plate, prior to being counted. Typically used for particle analysis

Etymology

From impinge + -er.

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