| Answer | Crossword Clue |
|---|---|
| principium | (Latin) a first principle; element; as Newton's Principia |
| Answer | Crossword Clue |
|---|---|
| principium | (Latin) a first principle; element; as Newton's Principia |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.