IPA: /ˈɪliəl/
KK: /ˈɪliəl/
Related to a part of the hip bone called the ilium.
The doctor explained that the pain was coming from the ilial region of the pelvis.
Ilial comes from the Latin word "ilium" (meaning flank or hip) combined with the suffix "-al" (meaning pertaining to). Thus, ilial refers to something pertaining to the ilium or hip area.
Think of the Latin word for hip, 'ilium', to remember that 'ilial' relates to the hip area.