Pessulus

Pes´su`lus

n.	1.(Anat.) A delicate bar of cartilage connecting the dorsal and ventral extremities of the first pair of bronchial cartilages in the syrinx of birds.

pessulus

[′pes·yə·ləs] (vertebrate zoology) A bar composed of cartilage or bone that crosses the windpipe of a bird at its division into bronchi.

pessulus

A bolt for fastening a leaf of an ancient Roman door. These doors, usually having two leaves, had two (sometimes four) bolts fixed to them—one at the top and one at the bottom of each leaf.

随便看

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。