differentiate

mastery
UK /dɪf.əˈɹɛn.ʃi.eɪt/ US /ˌdɪf.əˈɹɛn.ʃi.eɪt/verbnoun

card 1 of 10 · context meaning

Which meaning of 'differentiate' best matches its use in the sentence?

A humble instance of Ablaut may be quoted which took place in the seventeenth century, when the word then was differentiated into the two forms then and than.