M 1
(also m )
■ noun ( plural Ms or M's )
1》 the thirteenth letter of the alphabet.
2》 denoting the next after L in a set of items, categories, etc.
3》 the Roman numeral for 1,000. [from L. mille .]
————————
M 2
■ abbreviation
1》 Cricket (on scorecards) maiden over(s).
2》 male.
3》 Malta (international vehicle registration).
4》 medium (as a clothes size).
5》 mega-.
6》 Astronomy Messier (catalogue of nebulae).
7》 Chemistry (with reference to solutions) molar.
8》 used with following numeral in measures of money supply.
9》 Monsieur.
10》 (in UK road designations) motorway.
■ symbol Physics mutual inductance.