| Answer | Crossword Clue |
|---|---|
| ALEX | "'Crossword Clues C' for 200, ..." |
| TRIVIA | Frequent fodder for crossword clues |
| DOWN | Heading for half of crossword clues |
| ETAL | Ending of many crossword clues for pluralized names |
| astrolabe | astronomical instrument for taking the altitude of the sun or stars and for the solution of other problems in astronomy and navigation: used by Greek astronomers from about 200 b.c. and by Arab astronomers from the Middle Ages until superseded by the sext |
