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mo

[moh]
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noun Informal.
  1. moment(def 1).

Origin of mo

by shortening

Mo

Symbol, Chemistry.
  1. molybdenum.

MO

  1. method of operation.
  2. Missouri (approved especially for use with zip code).
  3. mode of operation.
  4. modus operandi.

mo.

  1. plural mos. month.
  2. months.

Mo.

  1. Missouri.
  2. Monday.

m.o.

  1. mail order.
  2. modus operandi.
  3. money order.

-mo

  1. a suffix occurring in a series of compounds that describe book sizes according to the number of leaves formed by the folding of a single sheet of paper: sixteenmo.

Origin of -mo

combining form extracted from duodecimo

M.O.

  1. mail order.
  2. manually operated.
  3. Medical Officer.
  4. method of operation.
  5. mode of operation.
  6. modus operandi.
  7. money order.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for mo

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British Dictionary definitions for mo

mo1

noun informal
  1. mainly British short for moment (def. 1)
  2. mainly Australian short for moustache (def. 1)

mo2

the internet domain name for
  1. Macau

Mo

the chemical symbol for
  1. molybdenum

MO

abbreviation for
  1. Missouri
  2. Medical Officer
  3. modus operandi

Mo.

abbreviation for
  1. Missouri

m.o.

MO

abbreviation for
  1. mail order
  2. money order

-mo

suffix forming nouns
  1. (in bookbinding) indicating book size by specifying the number of leaves formed by folding one sheet of paper12mo, twelvemo, or duodecimo; 16mo or sixteenmo

Word Origin

abstracted from duodecimo
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for mo

1

colloquial shortening of momentum, by 1896.

2

representing U.S. black pronunciation of more, by 1902; it was an acceptable variant form of more in the Middle Ages and has roots in Old English; see more.

Online Etymology Dictionary, © 2010 Douglas Harper

mo in Medicine

Mo

  1. The symbol for the elementmolybdenum

mo in Science

Mo

  1. The symbol for molybdenum.

molybdenum

[mə-lĭbdə-nəm]
Mo
  1. A hard, silvery-white metallic element that resists corrosion and retains its strength at high temperatures. It is used to harden and toughen steel and to make high-temperature wiring. Molybdenum is an essential trace element in plant metabolism. Atomic number 42; atomic weight 95.96; melting point 2,623°C; boiling point 4,639°C; specific gravity 10.22 (at 20°C); valence 2, 3, 4, 5, 6. See Periodic Table.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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