英语词源字典 - 在线词源网站

oleomargarine (n.)[oleomargarine 词源字典]: 1873, "butter substitute made from beef fat," from French oléomargarine (1854), from oléine (from Latin oleum "oil" + -ine, after glycerine) + margarine. It was regarded as a chemical compound of olein and margarine.[oleomargarine etymology, oleomargarine origin, 英语词源]
olfaction (n.): noun of action from Latin olfactus, past participle of olfacere "to smell, get the smell of" (transitive), from olere "to emit a smell" (see odor) + facere "to make" (see factitious).
olfactory (adj.): 1650s, from Latin olfactorius, from olfact-, past participle stem of olfacere "to get the smell of, sniff," from olere "emit a smell, give off a smell of" (see odor) + facere "to make" (see factitious).
Olga: fem. proper name, from Russian, probably from Norse Helga, literally "holy," from Proto-Germanic *hailaga, from PIE *kailo- (see health). The masc. form is Oleg.
oligarch (n.): c. 1600, from Middle French olygarche, oligarque, from Greek oligarkhes, related to oligarkhia (see oligarchy).
oligarchic (adj.): 1640s, from Greek oligarkhikos, from oligarkhos, related to oligarkhia (see oligarchy). Related: Oligarchical.
oligarchy (n.): 1570s, from Middle French oligarchie (14c.), from Greek oligarkhia "government by the few," from stem of oligos "few, small, little" (see oligo-) + arkhein "to rule" (see archon).
oligo-: before vowels olig-, word-forming element meaning "few, the few," from comb. form of Greek oligos "few, scanty, small, little," in plural, "the few;" of uncertain origin.
Oligocene (adj.): 1856, "pertaining to the Tertiary period between the Eocene and the Miocene," coined in German (1854) by Heinrich Ernst von Beyrich, from oligo- "small, little, few" + -cene. So called because few modern fossils were found in Oligocene rocks.
oligopolistic (adj.): 1939, from oligo- "little, small," in plural, "few" + -poly, from Greek polein "to sell" (see monopoly).
oligopoly (n.): 1887, from Medieval Latin oligopolium, from Greek oligos "little, small," in plural, "the few" (see oligo-) + polein "to sell" (see monopoly).
oligotrophy (n.): 1928, from oligo- "small, little" + -trophy "food, nourishment." Related: Oligotrophic.
oliguria (n.): 1843, from oligo- "small, little," + -uria, from Greek ouron "urine" (see urine).
olio (n.): medley dish of Iberian origin, 1640s, from Spanish olla, Portuguese olha, both from Vulgar Latin olla "pot, jar." Sense transferred to "any mixture or medley."
oliphant (n.): obsolete form of elephant, c. 1200; also used in Middle English with sense "ivory horn."
olive (n.): c. 1200, "olive tree," from Old French olive "olive, olive tree" (13c.) or directly from Latin oliva "olive, olive tree," from Greek elaia "olive tree, olive," probably from the same Aegean language (perhaps Cretan) as Armenian ewi "oil." Applied to the fruit or berry of the tree in English from late 14c. As a color from 17c. Olive branch as a token of peace is from early 13c.
Oliver: masc. personal name, in medieval lore the name of one of Charlemagne's peers, friend of Roland, from French Olivier, from Middle Low German Alfihar, literally "elf-host, elf-army," from alf "elf" (see elf) + hari "host, army" (see harry (v.)). Cognate with Anglo-Saxon name Ælfhere. Form influenced in Old French by olivier "olive tree."
Olivetti: brand of typewriters manufactured by company founded in 1908 near Turin, Italy; named for founder, Camillo Olivetti.
Olivia: fem. proper name, from Italian Olivia, from Latin oliva "olive" (see olive).
Olmec: ancient people and civilization of Mexico, 1787, from Nahuatl (Aztecan) Olmecatl (plural Olmeca), literally "inhabitant of the rubber country."