differentiate
verb
[ ˌdɪfəˈrɛnʃɪeɪt ]
• recognize or ascertain what makes (someone or something) different.
• "children can differentiate the past from the present"
• make or become different in the process of growth or development.
• "the receptors are developed and differentiated into sense organs"
• transform (a function) into its derivative.
Origin:
early 19th century: from medieval Latin differentiat- ‘carried away from’, from the verb differentiare, from differentia (see differentia).