pleugh paidle, pleugh pettle

A plow-staff. ( Scott: Old Mortality, ch. xxxv.) pleûr-, pref. [PLEURO-.] pleû-rą ( pl. pleu-re), s. (Gr.=arib, a side.) 1. Anat . (pl.): Serous membranes forming two shut sacs, each po e ed of a visceral and a parietal portion. The former pul monal is ) covers the lungs, and the latter ( pleura costal is ) the ribs, the intercostal spaces, . 2. Compar . Anat .: The term is used of the air breathing vertebrates in the same sense as 1. In the singular it is applied to the odontophore (q. v.) of the Mollusca. IMG:content-1214.png:[blocks in formation]