bolometer
A sensitive device for detecting and measuring the energy of electromagnetic radiation.
Noun
- A sensitive device for detecting and measuring the energy of electromagnetic radiation.
Origin
Etymology tree Proto-Indo-European *gʷelH-der. Proto-Hellenic *gʷəlnō Ancient Greek βᾰ́λλω (bắllō) Ancient Greek -ᾱ (-ā) Ancient Greek -η (-ē) Ancient Greek βολή (bolḗ) Proto-Indo-European *meh₁- Proto-Indo-European *-tḗr Proto-Indo-European *-trom Proto-Hellenic *-tron Ancient Greek -τρον (-tron) Ancient Greek μέτρον (métron)der. English -meter English bolometer Coined in 1878 by Samuel Pierpont Langley from Ancient Greek βολή (bolḗ, “a strike, a throw”) + -meter.