English
refractoriness
From refractory + -ness.
A compound of refractory + -ness
Proto-Indo-European *bʰreg- ‘to break’
Latin frangō ‘to break, shatter’
Latin refringō ‘to break up’
Latin refrāctus ‘broken up or open’
Latin refractārius ‘obstinate’
English refractory
Today it means
noun The quality of being refractory.
Language periods are conventional ranges, not dates for this word.
Etymograph / refractoriness