You searched for: “sacroiliac”
sacroiliac (s) (noun), sacroiliacs (pl)
The part of the skeletal system that includes the bones of the pelvic area and their associated ligaments: Wearing a special brace for his sacroiliac provided some comfort for Tommy when he was walking.
This entry is located in the following units: -ac (page 2) sacr-, sacro- (page 4)