[ em-seer-eez ]
/ ˈɛmˌsɪər iz /
See under M-line.
How To Use Roman NumeralsRoman numerals are a collection of symbols that make up the number system that was used by the ancient Romans. Today, Roman numerals are more commonly used in titles, to number parts of works, in music theory, and on clock faces. Where do you see Roman numerals most often? The Symbols The Roman numeral system uses only seven symbols: I, V, X, L, C, D, …
How To Use Common Punctuation MarksA discussion of each mark follows, in alphabetical order by name of mark. Also includes how to divide words; use of numerals/numbers; possessives; and common errors in punctuation. Apostrophe (‘) is used to indicate possession, contractions, and plurals. Possession: The possessive form of singular nouns ends in ‘s, including nouns ending in s, x, z, ch, or sh. For example: a dog’s life, a lass’s smile. The apostrophe …
[ em-lahyn ]
/ ˈɛmˌlaɪn /
one of a series of lines (M-series) in the x-ray spectrum of an atom corresponding to radiation (M-radiation) caused by the transition of an electron to the M-shell.
Origin of M-line
First recorded in 1920–25
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019