(in iron, steel, and reinforced-concrete construction) a bent having absolutely rigid connections at the knees.
Words You Didn’t Know Were Inspired By AnimalsDid you know that the word ”muscle” is derived from the Latin word for ”mouse”? And this isn't the only word in the English language that is unexpectedly inspired by animals.
Related formsrig·id-frame, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019