| o | the 15th letter of the Roman alphabet |
|---|---|
| o | the blood group whose red cells carry neither the A nor B antigens |
| o | a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas |
| o | (England) the basic level of a subject taken in school |
| o | a gasket consisting of a flat ring of rubber or plastic |
| o | Irish writer (born in 1932) |
| o | Irish playwright (1880-1964) |
| o | according to the clock |
| o | United States writer (1925-1964) |
| o | throughout a period of time |
| o | Irish writer of short stories (1896-1984) |
| o | United States writer (1905-1970) |