English
kilocount
From kilo- + count.
Proto-Indo-European *ǵʰes- ‘hand’
Proto-Indo-European *ǵʰesliyoy
Proto-Hellenic *kʰehliyoi ‘thousand’
Ancient Greek χίλιοι ‘one thousand’
English kilo-
Latin putō ‘to reckon’
Latin computō ‘to calculate, compute’
Old French conter ‘to add up; to tell a story’
Anglo-Norman conter
Middle English counten ‘to count’
English count
Today it means
noun One thousand counts (of ionising radiation, typically per minute)
Language periods are conventional ranges, not dates for this word.
Etymograph / kilocount