名詞 protuberance:

1. something that bulges out or is protuberant or projects from its surroundings
   同義詞：bulge, bump, hump, gibbosity, gibbousness, jut, prominence, protrusion, extrusion, excrescence
2. the condition of being protuberant; the condition of bulging out

1. A small protuberance or elevation, as from an organ, a tissue, or a structure.
   隆起物，凸出物(器官，組織或結構上的)小隆起或凸出物
2. A rounded protuberance formed by the bones in a joint.
   (屈指時)指節(jié)膨出部關節(jié)中由骨頭形成的圓形突出物
3. A knob, knot, protuberance, or swelling.
   節(jié)，結，瘤球狀物、結、節(jié)疤或腫瘤

pro.tu.ber.ance

n.（名詞）
Something, such as a bulge, knob, or swelling, that protrudes.
凸起物：某些突出的東西，比如腫漲、圓節(jié)或腫塊
The condition of being protuberant.
凸起的狀態(tài)