·vt To mount by steps; to go through with step by step.
II. Scan ·vt To go over and examine point by point; to examine with care; to look closely at or into; to Scrutinize.
III. Scan ·vt Specifically (Pros.), to go through with, as a verse, marking and distinguishing the feet of which it is composed; to show, in reading, the metrical structure of; to recite metrically.