| Word | Definitions | Synonyms |
|---|---|---|
| secant | (noun) ratio of the hypotenuse to the adjacent side of a right-angled triangle | Synonyms: sec |
| (noun) a straight line that intersects a curve at two or more points | - | |
| secateurs | (noun) small pruning shears with a spring that holds the handles open and a single blade that closes against a flat surface | - |