M

(noun) the basic unit of length adopted under the Systeme International d'Unites (approximately 1.094 yards). Synonyms: meter, metre, m.

(noun) concentration measured by the number of moles of solute per liter of solution. Synonyms: molarity, molar concentration.

(noun) the cardinal number that is the product of 10 and 100. Synonyms: thousand, one thousand, 1000, K, chiliad, G, grand, thou, yard.

(noun) a unit of information equal to 1000 kilobytes or 10^6 (1,000,000) bytes. Synonyms: megabyte, MB.

(noun) a unit of information equal to 1024 kibibytes or 2^20 (1,048,576) bytes. Synonyms: megabyte, mebibyte, MB, MiB.

(noun) the 13th letter of the Roman alphabet. Synonyms: m.

(adj) denoting a quantity consisting of 1,000 items or units. Synonyms: thousand, one thousand, 1000, m, k.