formative UK /ˈfɔːmətɪv/US /ˈfoɹmətɪv/adjective 5noun 3forms 3 adjective5 •Capable of forming something. •Of or pertaining to the formation and subsequent growth of something.My formative years were spent in an inner city. •Of a form of assessment: used to guide learning rather than to quantify educational outcomes. •Capable of producing new tissue. •Pertaining to the formation of words; specifically, of an affix: forming words through inflection. noun3 •A thing which causes formation to occur. •A language unit, typically a morph, that has a morphological function (that is, forming a word from a root or another word). •Synonym of derivative (“a word that derives from another one”). formsformatives · more formative · most formative