Oncorhynchus keta
— Noun
– English
～ a large Pacific salmon with small spots on its back; an important food fish
oncorhynchus
— Noun
– English
～ Pacific salmon including sockeye salmon; chinook salmon; chum salmon; coho salmon
Oncorhynchus nerka
— Noun
– English
～ small salmon with red flesh; found in rivers and tributaries of the northern Pacific and valued as food; adults die after spawning
Oncovin
— Noun
– English
～ periwinkle plant derivative used as an antineoplastic drug (trade name Oncovin); used to treat cancer of the lymphatic system
ondaatje
— Noun
– English
～ Canadian writer (born in Sri Lanka in 1943)
one-and-one
— Noun
– English
～ a foul shot that must be made in order to earn the right to a second foul shot
one-hundredth
— Noun
– English
～ one part in a hundred equal parts
one million million
— Noun
– English
～ the number that is represented as a one followed by 12 zeros; "in England they call a trillion a billion"
one-half
— Noun
– English
～ one of two equal parts of a divisible whole; "half a loaf"; "half an hour"; "a century and one half"
one
— Noun
– English
～ the smallest whole number or a numeral representing this number; "he has the one but will need a two and three to go with it"; "they had lunch at one"
one-eighth
— Noun
– English
～ one part in eight equal parts
one million million
— Noun
– English
～ the number that is represented as a one followed by 12 zeros; in the United Kingdom the usage followed in the United States is frequently seen
one-hitter
— Noun
– English
～ a game in which a pitcher allows the opposing team only one hit
one
— Noun
– English
～ a single person or thing; "he is the best one"; "this is the one I ordered"
one-fifth
— Noun
– English
～ one part in five equal parts
one-off
— Noun
– English
～ a happening that occurs only once and is not repeated
one-millionth
— Noun
– English
～ one part in a million equal parts
one million million million
— Noun
– English
～ the number that is represented as a one followed by 18 zeros; "in England they call a quintillion a trillion"