roughen

How To Use roughen In A Sentence

• The idea here is to use an adsorbent surface (a roughened metal plate) to concentrate explosive vapours.
• Brethren of St. Francis and their clients, which still roughen the pavement of Santa Croce at Florence, and recall the varnished polychrome decoration of those Greek monuments in connexion with the worn-out blazonry of the funeral brasses of England and Flanders. Greek Studies: a Series of Essays
• I'll have to see if roughening the line with clay increases surface tension. Are You Sold on Fluorocarbon?
• It is termed the gluteal tuberosity, and gives attachment to part of the Glutæus maximus: its upper part is often elongated into a roughened crest, on which a more or less well-marked, rounded tubercle, the third trochanter, is occasionally developed. II. Osteology. 6c. 3. The Femur
• He was clean shaven, only a few small whiskers roughened his otherwise smooth chin.
• Roughen the surface of the inner tube over and around the puncture, using the glasspaper.
• The microphone crackled and roughened the sound, but the liquid of her voice came through. Day of Honey
• Other equipment like discs and harrows can be used to roughen the texture of the soil on a slope.
• In these cases, the dorsal surface of the bone will often be roughened and show pits and channels.
• They were close, very close, the smooth surface of the water already beginning to swirl and roughen as they approached the sharp, underwater rocks. A Sorcerous Mist