| Answer | Crossword Clue |
|---|---|
| ONEONE | Requiring a third set |
| binarism | principle of analysis requiring that a linguistic system, as a phonological, case, or semantic system, be represented as a set of binary oppositions |
| ONEONE | Score of a women's tennis match heading into a third set |
| dimetric | (in technical drawing) Denoting or incorporating a method of showing projection or perspective using a set of three geometric axes, of which two are of the same scale or dimension but the third is of another |
| TRIKETHREE | Toddler's third set of wheels? |
