Verb
1. mark as different;
"We distinguish several kinds of maple"2. detect with the senses;
"The fleeing convicts were picked out of the darkness by the watchful prison guards""I can't make out the faces in this photograph"3. be a distinctive feature, attribute, or trait; sometimes in a very positive sense;
"His modesty distinguishes him form his peers"4. make conspicuous or noteworthy
5. identify as in botany or biology, for example