sacroiliac

American  

[sak-roh-il-ee-ak, sey-kroh-] / ˌsæk roʊˈɪl iˌæk, ˌseɪ kroʊ- /

noun

1. the joint where the sacrum and ilium meet.

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adjective

1. of, relating to, or affecting this joint.

sacroiliac British  

/ ˌseɪkrəʊˈɪlɪˌæk, ˌsæk- /

adjective

1. of or relating to the sacrum and ilium, their articulation, or their associated ligaments

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noun

1. the joint where these bones meet

Etymology

Origin of sacroiliac

First recorded in 1825–35; sacro- + iliac

Example Sentences

The veteran left-hander landed on the injured list with right sacroiliac joint inflammation.

From Los Angeles Times • May 14, 2022

The severity of Kershaw’s sacroiliac joint injury, and a potential timetable for his return, were not immediately disclosed.

From Los Angeles Times • May 13, 2022

But one expert whose recommendation she rebuffed was an orthopedic surgeon who recommended fusing her sacroiliac joints.

From Washington Post • Nov. 12, 2021

The auricular surfaces of each hip bone articulate with the auricular surface of the sacrum to form the sacroiliac joint.

From Textbooks • Jun. 19, 2013

A separation of 3/4 inch could be discerned at the symphysis, and in addition the sacroiliac synchondrosis was also quite movable.

From Anomalies and Curiosities of Medicine by Pyle, Walter L. (Walter Lytle)