That may be instructed; amenable to instruction; especially teachable.
Origin
Mid 17th century; earliest use found in Dudley North (1602–1677), politician and author. From classical Latin instruct-, past participial stem of instruere instruct + -ible.
Definition of instructible in US English:
instructible
adjectiveɪnˈstrʌktɪbl
That may be instructed; amenable to instruction; especially teachable.
Origin
Mid 17th century; earliest use found in Dudley North (1602–1677), politician and author. From classical Latin instruct-, past participial stem of instruere instruct + -ible.