| Answer | Crossword Clue |
|---|---|
| tetract | a sponge spicule, also TETRAXON |
| Answer | Crossword Clue |
|---|---|
| tetract | a sponge spicule, also TETRAXON |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.