mortise joint

noun

any of various joints between two pieces of timber or the like in which a tenon is housed in or secured to a mortise.

Origin of mortise joint

First recorded in 1880–85

Also called mortise and tenon joint.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

mortise joint in Medicine

(môr′tĭs)