English
dispensable
From dispense + -able.
A compound of dispense + -able
Latin pendere ‘to weigh’
Latin dispendere ‘to weigh out’
Latin dispēnsāre ‘to weigh out, pay out, distribute, regulate,…’
Old French dispenser
English dispense
Today it means
adj Able to be done without; easily replaced.
Language periods are conventional ranges, not dates for this word.
Etymograph / dispensable