English
subinstruction
From sub- + instruction.
Formed from sub- + instruction
Proto-Indo-European *upó ‘up; from below’
Proto-Italic *supo ‘under’
Latin sub ‘under, beneath, below’
English sub-
Latin īnstrūctiō ‘an instruction, training’
Old French instruccion
Middle English instruccioun
English instruction
Today it means
noun An instruction making up part of a larger instruction.
Language periods are conventional ranges, not dates for this word.
Etymograph / subinstruction