Verb
1. mark as different;
"We distinguish several kinds of maple"2. be a distinctive feature, attribute, or trait; sometimes in a very positive sense;
"His modesty distinguishes him form his peers"3. calculate a derivative; take the derivative
4. become different during development;
"cells differentiate"5. evolve so as to lead to a new species or develop in a way most suited to the environment
6. become distinct and acquire a different character