英语词源字典 - 在线词源网站

omittance (n.)[omittance 词源字典]: "omission," c. 1600, perhaps coined by Shakespeare, who used it in wordplay ("Omittance is no quittance"), from omit + -ance.[omittance etymology, omittance origin, 英语词源]
omni-: word-forming element meaning "all," from Latin omni-, combining form of omnis "all, every, the whole, of every kind," of unknown origin, perhaps literally "abundant," from *op-ni-, from PIE root *op- (1) "to work, produce in abundance" (see opus).
omnibus (n.): 1829, "four-wheeled public vehicle with seats for passengers," from French (voiture) omnibus "(carriage) for all, common (conveyance)," from Latin omnibus "for all," dative plural of omnis "all" (see omni-). Introduced by Jacques Lafitte in Paris in 1819 or '20, in London from 1829. In reference to legislation, the word is recorded from 1842. Meaning "man or boy who assists a waiter at a restaurant" is attested from 1888 (compare busboy). As an adjective in English from 1842.
omnidirectional (adj.): 1927, from omni- + directional (see direction).
omnifarious (adj.): 1650s, from Late Latin omnifarius "of all sorts," from Latin omnifariam "on all places or parts," from omnis "all" (see omni-) + -fariam "parts" (compare multifarious). Related: Omnifariously; omnifariousness.
omnipotence (n.): mid-15c., omnipotens, from Middle French omnipotence, from Late Latin omnipotentia "almighty power," from Latin omnipotentem "omnipotent" (see omnipotent). Related: Omnipotency (late 15c.).
omnipotent (adj.): early 14c., from Old French omnipotent "almighty, all-powerful" (11c.) or directly from Latin omnipotentem (nominative omnipotens) "all-powerful, almighty," from omnis "all" (see omni-) + potens (genitive potentis) "powerful" (see potent). Strictly only of God or a deity; general sense of "having absolute power or authority" is attested from 1590s.
omnipresence (n.): c. 1600, from Medieval Latin omnipraesentia, from omnipraesens, from Latin omnis "all, every" (see omni-) + praesens "present" (see present (adj.)).
omnipresent (adj.): c. 1600, from Medieval Latin omnipraesentem (nominative omnipraesens); see omnipresence. Related: Omnipresently.
omniscience (n.): 1610s, from Medieval Latin omniscientia "all-knowledge," from Latin omnis "all" (see omni-) + scientia "knowledge" (see science).
omniscient (adj.): c. 1600, from Modern Latin omniscientem (nominative omnisciens), back-formation from Medieval Latin omniscientia (see omniscience). Related: Omnisciently.
omnisexual (adj.): by 1959, from omni- + sexual. Earliest application is to Walt Whitman.
omnium gatherum: 1520s, "miscellaneous collection," humorous coinage from Latin omnium "of all" (genitive plural of omnis; see omni-) + Latinized form of English gather.
omnivore (n.): 1890, formed from omni- on model of carnivore (see omnivorous).
omnivorous (adj.): 1650s, from Latin omnivorus "all-devouring," from omnis "all" (see omni-) + vorare "devour, swallow" (see voracity). Related: Omnivorously; omnivorousness.
omo-: before vowels om-, word-forming element meaning "raw, unripe," from Greek omo-, comb. form of omos "raw," from PIE root *om- "raw, sharp-tasting" (cognates: Sanskrit amah "raw, uncooked, unripe," Old Irish om, Welsh of).
omophagous (adj.): 1857, from omophagia (1706), from Greek, literally "eating raw flesh," from omos "raw" (see omo-) + phagein "to eat" (see -phagous).
omphalo-: before vowels omphal-, word-forming element meaning "navel," from Greek omphalos (see omphalos).
omphalos: also omphalus, "sacred stone," 1850, from Greek omphalos, literally "navel," later also "hub" (as the central point), from PIE *ombh-alo-, from root *nobh-/*ombh- "navel" (see navel). The name of the rounded stone in the shrine at Delphi, regarded by the ancients as the center of the world. Related: Omphalic.
omphaloskepsis (n.): 1925, from omphalo- + Greek -skepsis, from skeptesthai "to reflect, look, view" (see scope (n.1)). Also omphaloscopy (1931), and used in the sense of "navel-gazer" were omphalopsychic (1892), omphalopsychite (1882).