Matching Words
2251 ResultsBelow are the words that matched your query.
O
- noun -
- O - the blood group whose red cells carry neither the A nor B antigens; "people with type O blood are universal donors"
- Oxygen - a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust
Oaf
- noun - an awkward stupid person
Oak
- noun - a deciduous tree of the genus Quercus; has acorns and lobed leaves; "great oaks grow from little acorns"
- the hard durable wood of any oak; used especially for furniture and flooring
Oar
- noun - an implement used to propel or steer a boat
OAS
- noun - an association including most countries in the western hemisphere; created in 1948 to promote military and economic and social and cultural cooperation
Oat
- noun - annual grass of Europe and North Africa; grains used as food and fodder (referred to primarily in the plural: `oats')
- seed of the annual grass Avena sativa (spoken of primarily in the plural as `oats')
OB
- noun - a major river of western Siberia; flows generally northward and westward to the Gulf of Ob and the Kara Sea
- the branch of medicine dealing with childbirth and care of the mother
Ob-
- - A prefix signifying to, toward, before, against, reversely, etc.; also, as a simple intensive; as in oblige, to bind to; obstacle, something standing before; object, lit., to throw against; obovate, reversely, or oppositely, ovate. Ob- is commonly assimilated before c, f, g, and p, to oc-, of-, og-, and op-.