sentinel. A person or special body of persons assigned to provide protection or keep watch over, for example: guard, lookout, picket, protector, sentry, ward, watch.
Victrola. Originally, a phonograph from the Victor Talking Machine Company, Camden, NJ, but it eventually became more of a generic term for any brand of phonograph.
Victoza is an incretin mimetic. This means that it mimics the actions of incretin hormones in the body. As an incretin mimetic, this medication increases insulin production in response to meals and decreases the amount of glucose (sugar) that the liver produces.