sacroiliac

/ˌsækroʊˈɪliæk/
noun
  1. The sacroiliac joint or the area around it.
    • He felt a sharp ache in his right sacroiliac after lifting the heavy box.
    • The physical therapist massaged the muscles around her sacroiliac.
    • An injury to the sacroiliac can make sitting for long periods uncomfortable.
adjective
  1. Relating to the joint where the sacrum (the triangular bone at the base of the spine) meets the ilium (the upper part of the hip bone).
    • Yoga poses that stretch the hips can help relieve sacroiliac tension.
    • The doctor examined the sacroiliac joint to find the source of her lower back pain.
    • Sacroiliac dysfunction can cause pain in the buttocks and legs.
What does "sacroiliac" mean? | whatsthatwordmean | whatsthatwordmean