Review: Arby's - Gyro. 1  Arby's Gyros (pronounced year-oh and not guy-ro) come with either thin-sliced roast turkey or beef along with Greek seasoning, tzatziki sauce, sliced red onions, shredded lettuce, and sliced tomatoes, folded inside of a pita. I had a coupon where they were two for $6 so I got one with turkey and one with beef.
By Richard Nordquist. Definition: A word coined or used for a special occasion. A compound construction made up for a particular occasion is sometimes called a nonce compound.As Thomas Kane notes below, nonce compounds (e.g., an anti-everything-wrong organization) are usually hyphenated. See also: 1  Buzzword. 2  Mountweazel. word coined or used for a special occasion. A compound construction made up for a particular occasion is sometimes called a nonce compound. As Thomas Kane notes below, nonce compounds (e.g., an anti-everything-wrong organization) are usually hyphenated. See also: 1  Buzzword.
2. (Chemistry) a compound that forms an acid or base when added to water. 3. (Elements & Compounds) Also called: acid anhydride or acyl anhydride any organic compound containing the group-CO.O.CO-formed by removal of one water molecule from two carboxyl groups.[C19: from anhydr(ous) + -ide].(aenËhaÉª Ã¦nËhaÉª, -draÉªd). drÉªd. nnhydride. n. 1. (Chemistry) a compound that has been formed from another compound by dehydration.