Close investigation.

An instance of scanning.

“The operators vacated the room during the scan.”

The result or output of a scanning process.

“The doctors looked at the scans and made a diagnosis.”

To examine sequentially, carefully, or critically; to scrutinize; to behold closely.

“She scanned the passage carefully but could not find what she was looking for.”

To look about for; to look over quickly.

“He scanned the horizon.”

To create a digital copy of an image using a scanner.

“Pencil drawings don't scan very well.”