(surgery) A stretching of the iris in the treatment of glaucoma.

(computing) A key that may be pressed to delete something (such as text or files) from a computer. The key also erase text from left to right, unlike the backspace key.

The practice by utilities of auditing wattage created by renewable resources and using any excess green power created towards one's bill.

Third-person singular simple present indicative form of prepackage