If, on the other hand, 12th rib is fixed by quadratus lumborum and oblique muscles of anterior abdominal wall, the intercostal muscles (especially internal intercostal) lower the 1st to 11th ribs, as in expiration.
arrears Urdu meanings. We have 1 urdu meanings of word 'arrears' in our dictionary Ø§Ø±Ø¯Ù Ù¾ÙÚ¯ Ø§ÙÙ Ú©Û Ø°Ø±ÛØ¹Û Ø¢Ù¾ Ú©Ø³Û Ø¨Ú¾Û ÙÛØ¨ Ø³Ø§Ø¦Ù¹ Ù¾Ø± Ø§ÙÚ¯ÙØ´ ÙÙØ¸ Ú©Ø§ Ø§Ø±Ø¯Ù ÙØ·ÙØ¨ ÙØ¹ÙÙÙ Ú©Ø± Ø³Ú©ØªÛ ÛÛÚºÛ
Definition of rigor. 1  1a (1) : harsh inflexibility in opinion, temper, or judgment : severity (2) : the quality of being unyielding or inflexible : strictness (3) : severity of life : austerityb : an act or instance of strictness, severity, or cruelty. 2  2 : a tremor caused by a chill.