www.playerdevelopment.usta.com. For specific questions or problems viewing the website, please read our website requirements. If a problem persists, email us and be sure to identify the browser (Internet Explorer, Firefox, etc.) and platform (PC, Mac) you're using to view the site.
Search also in: Web News Encyclopedia Images. opus (opuses plural) (opera plural) 1 n-count An opus is a piece of classical music by a particular composer. Opus is usually followed by a number which indicates at what point the piece was written. The abbreviation op. is also used.
An apartment (American English) or a flat (British English) is a self-contained housing unit (a type of residential real estate) that occupies only part of a building, correctly, on a single level without a stair.