[ 'tju:bək(ə)l ]
■ noun
1》 Anatomy, Zoology, & Botany a small rounded projection or protuberance, especially on a bone or on the surface of an animal or plant.
2》 Medicine a small nodular lesion in the lungs or other tissues, characteristic of tuberculosis.
Derivatives
tuberculate -'bə:kjʊlət adjective
Origin
C16: from L. tuberculum , dimin. of tuber (see tuber ).