Neither exists as an independent morpheme except as a poetic abbreviation of the disyllabic word. The abbreviation "MOP$" is commonly used. An abbreviation of the phrase "over the top". The typical abbreviation and mathematical variable name for radius is r. Subjunctive may be denoted by the abbreviation , . Preterite may be denoted by the glossing abbreviation or . The plural abbreviation is "Drs". The name itself, an abbreviation of raccoon, is dehumanizing. The official Latin alphabet abbreviation for Beijing is "BJ". Imperative mood can be denoted by the glossing abbreviation . Companies append the corresponding abbreviation to their company names. Each domain corresponds to a USPS abbreviation. Gunnery sergeants are commonly referred to by the informal abbreviation "gunny". The "CPC" abbreviation was dropped from the model names. This is called a syllabic abbreviation.