Not set apart from others by visible marks; to make distinctive or discernible by exhibiting differences; to mark off by some characteristic.

To separate by definition of terms or logical division of a subject with regard to difference; as, to distinguish sounds into high and low.

To recognize or discern by marks, signs, or characteristic quality or qualities; to know and discriminate (anything) from other things with which it might be confounded; as, to distinguish the sound of a drum.

To constitute a difference; to make to differ.