Obs. [ad. L. extūberātiōn-em, n. of action f. extūberāre (see prec.).] concr. Something that swells out, or up; protuberance.
1615. Crooke, Body of Man, 752. The same Teate-like extuberation or Mamillary processe.
1663. Farindon, Serm., vi. (1672), I. 159. Excrescences and extuberations to be lopt off and abated.
17211800. in Bailey.