inferior lingular (bronchopulmonary) segment

in·fer·i·or lin·gu·lar (bron·cho·pul·mon·ary) seg·ment

(in-fēr'ē-ŏr ling'gyū-lăr brong'kō-pul'mŏ-nar-ē seg'mĕnt) Of the four bronchopulmonary segments that typically comprise the superior lobe of the left lung, the most inferior, supplied by the inferior lingular bronchus and inferior lingular segmental (pulmonary) artery; corresponds approximately in position to the medial segment of the middle lobe of the right lung; the lingula is a feature of this part of the left lung.