pleuritic rub n.
A sound heard on auscultation that is produced by the rubbing together of the roughened surfaces of the costal and visceral pleurae.
|a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.|
|a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.|