Mathematical ratio.
The crossword clue "Mathematical ratio." is answered by SINE, a 4-letter entry. Used 13 times across 11 distinct years; most recently in 2021; first recorded in 1945. It appears in 2 publications in the xd corpus. Every figure on this page comes from the collection data itself, never from a guess.
The answer
SINE
4 letters. See every clue for this answer on the SINE answer page.
Used 13 times across 11 distinct years; most recently in 2021; first recorded in 1945. It appears in 2 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.
Other clues for SINE
Every other clue in this collection answered by SINE, most used first.
- Trig function - used 194 times, most recently in 2026
- ___ qua non - used 112 times, most recently in 2024
- Trig ratio - used 106 times, most recently in 2026
- Cosecant's reciprocal - used 39 times, most recently in 2024
- Math ratio - used 34 times, most recently in 2017
- Without: Lat. - used 34 times, most recently in 2022
- Triangle ratio - used 30 times, most recently in 2023
- Trigonometric function - used 26 times, most recently in 2025
- ___ die - used 23 times, most recently in 2014
- Trigonometry function - used 21 times, most recently in 2026
- Right triangle ratio - used 19 times, most recently in 2026
- Kind of wave - used 18 times, most recently in 2026
- __ wave - used 17 times, most recently in 2025
- Trigonometry ratio - used 12 times, most recently in 2018
- Trig term - used 11 times, most recently in 2015
- Trigonometric ratio - used 11 times, most recently in 2025
- Math function - used 10 times, most recently in 2026
- Without: Latin. - used 10 times, most recently in 1955
- Kind of curve, in math - used 9 times, most recently in 2015
- Math term. - used 9 times, most recently in 2010
- Cosecant reciprocal - used 7 times, most recently in 2026
- The S in SOHCAHTOA - used 7 times, most recently in 2025
- Kind of curve - used 6 times, most recently in 2009
Related clues
Clues in this collection of the same answer length that share a word with this clue, or match its answer pattern when no word is shared. Most used first.
- Ratio words - ISTO, used 75 times
- Ratio phrase - ISTO, used 46 times
- Speed-of-sound ratio - MACH, used 17 times
- Speed ratio - MACH, used 17 times
- Likelihood ratio - ODDS, used 9 times
- Mathematical sets - LOCI, used 7 times
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