Part of speech:
Of, relating to, or involving contribution.
That conduces or contributes; tending or leading (to)
(Med.) Having the form of a cross
(Biochemistry) Being a substance that is required for normal functioning but cannot be synthesized by the body and therefore must be included in the diet:
Having or exercising influence.
That can be used to advantage; serviceable; helpful; beneficial; often, having practical utility
Necessary or essential to life; being a source or support of life
Find another word for instrumental. In this page you can discover 19 synonyms, antonyms, idiomatic expressions, and related words for instrumental, like: partly responsible for, contributory, conducive, of service, effective, helpful, necessary, assisting, crucial, essential and influential.