m.p.

1. abbreviationchemistryAbbreviation of melting point.

   Malic acid is a crystalline white solid (m.p. 100°C) and is highly soluble in water.

   2008, Dr. David Steen, Philip R. Ashurst, editors, Carbonated Soft Drinks: Formulation and Manufacture, John Wiley & Sons, →ISBN, page 62

plural M.P's · plural M.P.'s · plural M.P.s

1. alternativeAlternative form of MP.

   “If M.P.s,” declared the new political commentatrix, “can’t find anything else except Debbery for question time, then the nation is in a bad way.”

   1956 June 3, “Alastair Forbes Surveys the World Political Scene”, in Sunday Dispatch, 155th year, number 8,061, page 8

   3 more examples

   ONLY two M.P.s among the early arrivals sported the traditional silk topper when the Commons resumed yesterday after the Easter recess to hear Mr. R. A. Butler, Chancellor of the Exchequer, open his second Budget. The “be-toppered” members were Sir William Darling (C., South Edinburgh) and Mr. Gerald Nabarro (C., Kidderminster).

   1953 April 15, “Sir Will wears the traditional topper”, in Daily Record, number 17,948, page 3

   The North Staffordshire was always a railway of character from its formation in 1845, and the Railway Member identified with it from the start was also a character. John Lewis Ricardo was M.P. for Stoke-upon-Trent ^([sic]) from 1841 to 1862.

   1960 March 29, N. Caplan, “The Railway Member of Parliament”, in Railway Magazine, page 209

   So complex was the scheme that neither blacks nor whites could say for certain who had won. "A dog's breakfast," cried Laborite M.P. James Callaghan. "I say frankly that I do not begin to understand it."

   1961 July 7, “Black Temper”, in Time, archived from the original on 03 Feb 2012