most (adj.)youdaoicibaDictYouDict[most 词源字典]
Old English mast "greatest number, amount, extent," earlier mæst, from Proto-Germanic *maistaz (cognates: Old Saxon mest, Old Frisian mast, Old Norse mestr, Dutch meest, German meist, Gothic maists "most"), superlative form of Proto-Germanic *maiz, root of Old English ma, mara (see more). Used in Old English as superlative of micel "great, large" (see mickle). Vowel influenced by more. Original sense of "greatest" survives in phrase for the most part (c. 1400). Slang meaning "the best, extremely good" is attested from 1953. Also used as an adverb in Old English. Phrase make the most of (something) is by 1520s. Related: Mostly. Double superlative mostest is 1885, from U.S. Southern and Black English.[most etymology, most origin, 英语词源]
MosulyoudaoicibaDictYouDict
city in northern Iraq, from Arabic al-Mawsul, literally "the joined," a reference to the bridge and ford over the Tigris here.
mot (n.)youdaoicibaDictYouDict
"a witty saying," 1580s, from French mot (12c.) "remark, short speech," literally "word," cognate of Italian motto, from Latin mutum "grunt, murmur" (see mutter). Mot juste (1912) is French, literally "exact word," the precisely appropriate expression in some situation.
The mot juste is an expression which readers would like to buy of writers who use it, as one buys one's neighbour's bantam cock for the sake of hearing its voice no more. [Fowler]
mote (n.)youdaoicibaDictYouDict
"particle of dust," Old English mot, of unknown origin; perhaps related to Dutch mot "dust from turf, sawdust, grit," Norwegian mutt "speck, mote, splinter, chip." Many references are to Matt. vii:3.
motel (n.)youdaoicibaDictYouDict
1925, coined from motor- + hotel. Originally a hotel for automobile travelers.
The Milestone Interstate Corporation ... proposes to build and operate a chain of motor hotels between San Diego and Seattle, the hotels to have the name 'Motel.' ["Hotel Monthly," March 1925]
motet (n.)youdaoicibaDictYouDict
"choral composition on a sacred text," late 14c., from Old French motet (13c.), diminutive of mot "word" (see mot).
moth (n.)youdaoicibaDictYouDict
Old English moððe (Northumbrian mohðe), common Germanic (Old Norse motti, Middle Dutch motte, Dutch mot, German Motte "moth"), perhaps related to Old English maða "maggot," or from the root of midge (q.v.). Until 16c. used mostly of the larva and usually in reference to devouring clothes (see Matt. vi:20).
mothball (n.)youdaoicibaDictYouDict
also moth-ball, moth ball, "naphthalene ball stored among fabrics to keep off moths," 1891, from moth + ball (n.1).
mothball (v.)youdaoicibaDictYouDict
1902 in a literal sense (to store away with mothballs), from mothball (n.); figurative sense from 1901.
mother (n.1)youdaoicibaDictYouDict
Old English modor "female parent," from Proto-Germanic *mothær (cognates: Old Saxon modar, Old Frisian moder, Old Norse moðir, Danish moder, Dutch moeder, Old High German muoter, German Mutter), from PIE *mater- "mother" (cognates: Latin mater, Old Irish mathir, Lithuanian mote, Sanskrit matar-, Greek meter, Old Church Slavonic mati), "[b]ased ultimately on the baby-talk form *mā- (2); with the kinship term suffix *-ter-" [Watkins]. Spelling with -th- dates from early 16c., though that pronunciation is probably older (see father (n.)).

Mother nature first attested c. 1600; mother earth is from 1580s. Mother tongue "one's native language" first attested late 14c. Mother of all ________ 1991, is Gulf War slang, from Saddam Hussein's use in reference to the coming battle; it is an Arabic idiom (as well as an English one), for instance Ayesha, second wife of Muhammad, is known as Mother of Believers. Mother Carey's chickens is late 18c. sailors' nickname for storm petrels, or for snowflakes. Mother lode attested by c. 1882, from mining [1849].
mother (v.)youdaoicibaDictYouDict
1540s, "to be the mother of," from mother (n.1). Meaning "to take care of" is from 1863. Related: Mothered; mothering.
mother (n.2)youdaoicibaDictYouDict
"a thick substance concreting in liquors; the lees or scum concreted" [Johnson], probably from Middle Dutch modder "filth, dregs," from PIE *meu- (see mud).
Mother GooseyoudaoicibaDictYouDict
probably a translation of mid-17c. French contes de ma mère l'oye, which meant "fairy tales." The phrase appeared on the frontispiece of Charles Perrault's 1697 collection of eight fairy tales ("Contes du Temps Passé"), which was translated in English 1729 as "Mother Goose's Tales", and a very popular collection of traditional nursery rhymes published by John Newbery c. 1765 was called "Mother Goose's Melody." Her own biographical story is no earlier than 1806.
Mother HubbardyoudaoicibaDictYouDict
Old Mother Hubbard, nursery rhyme, was printed 1805, written by Sarah Catherine Martin (1768-1826) but based on earlier material of unknown origin (the name is attested from 1591).
mother of pearl (n.)youdaoicibaDictYouDict
c. 1500, translating Medieval Latin mater perlarum, with the first element perhaps connected in popular imagination with obsolete mother (n.2) "dregs." Compare Italian madreperla, French mère-perle, Dutch parelmoer, German Perlmutter, Danish perlemor.
mother-in-law (n.)youdaoicibaDictYouDict
mid-15c., "mother of one's spouse," from mother (n.1) + in-law. Also in early use, "stepmother." In British slang c. 1884, mother-in-law was "a mixture of ales old and bitter."
motherfucker (n.)youdaoicibaDictYouDict
also mother-fucker, mother fucker, usually simply an intensive of fucker (see fuck), attested from 1956; implied in clipped form mother (with the context made clear) by 1928; motherfucking is from 1933.
motherhood (n.)youdaoicibaDictYouDict
1590s, from mother (n.1) + -hood.
motherland (n.)youdaoicibaDictYouDict
1711, from mother (n.1) + land (n.).
motherless (adj.)youdaoicibaDictYouDict
Old English moderleas; see mother (n.) + -less.