OkunianOf or relating to Arthur Melvin Okun (1928–1980), American economist
okuriashiA situation in which a rikishi accidentally steps out of ring whilst carrying his opponent out, his opponent thus winning.
okuridashiA kimarite in which the attacker drives his opponent out from behind.
okurigakeA kimarite in which the attacker hooks his legs behind one of his opponent's and pulls it towards himself from behind, toppling his opponent forward.
okuriganaIn the Japanese language, the kana which follow a stem written with kanji, which record how that stem is inflected, and guides recognition of the appropriate kun'yomi reading (word stem associated with the kanji); for example, く (ku) and かべる (kaberu) in 浮(う)く (uk-u, “to float”, intransitive) and 浮(う)かべる (uk-aberu, “to float”, transitive), or む (mu) and きる (kiru) in 生(う)む (umu, “to birth”) and 生(い)きる (ikiru, “to live”). Perhaps analogous to -st, -nd in English 1st (first), 2nd (second).
okurihikiotoshia kimarite in which the attacker circles behind his opponent and pulls him down while backing away
okurinageA kimarite in which the attacker circles behind his opponent and throws him forward or to the side and down.
okuritaoshiA kimarite in which the attacker forces his opponent down from behind.
okuritsuridashia kimarite in which the attacker circles behind his opponent, lifts him up and carries him out of the ring
okuritsuriotoshiA kimarite in which the attacker circles behind his opponent then lifts him up and slams him down.
OkvikAn early subdivision of the Old Bering Sea culture.
olanzapineAn antipsychotic drug C₁₇H₂₀H₄S administered orally especially in the short-term treatment of schizophrenia and acute manic episodes of bipolar disorder.
OldhamstocksA small village in eastern East Lothian council area, Scotland, west of Cockburnspath (OS grid ref NT7470).
oldheadAn older person, especially one who acts as a leader or mentor.
oldhoodThe state or condition of being old; the stage of life where one is advanced in age; old age
OLDIOn-Line Data Interchange: A Eurocontrol standard used in ATC systems in order to exchange information about flights crossing the border between the two ATC units. The messages described by this standard use ICAO subfields.
oldsquawThe long-tailed duck, a medium-sized seaduck: Clangula hyemalis.
OldsteadA small village and civil parish (served by Byland with Wass and Oldstead Parish Council) in North Yorkshire, England, previously in Ryedale district (OS grid ref SE5380).
oleamideAn endogenous amide of oleic acid that induces sleep in animals.
OleanAn unincorporated community in Brown Township, Ripley County, Indiana.
oleananeA natural triterpene forming the central core for a wide variety of chemical compounds in flowering plants
oleanderNerium oleander, a notoriously poisonous shrub in the dogbane family, Apocynaceae, but nonetheless widely grown as an ornamental, having leathery lance-shaped leaves and deep rose-colored or white flowers.
oleandomycinA macrolide antibiotic produced by Streptomyces antibioticus.
oleandrigeninOne of several glycosides found in the leaves of the oleander plant.
oleandrinOne of several glycosides found in the leaves of the oleander plant.
oleandrineOne of several toxic alkaloids found in the leaves of the oleander.
oleandroseA type of carbohydrate with the chemical formula C₇H₁₄O₄.
oleanitrileThe nitrile formally derived from oleic acid by replacement of the -COOH group by -CN