[kath-i-tuh s, kuh-thee-tuh s]
- (in an Ionic capital) the vertical guideline through the eye of a volute, from which the form of the volute is determined.
Origin of cathetus
1565–75; < Latin (noun) < Greek káthetos perpendicular, equivalent to kathe- (see catheter) + -tos adj. suffix
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for cathetus
This will be the size of the eye, and in it draw a diameter on the line of the "cathetus."Ten Books on Architecture