A typical automotive exhaust resonator is made of a hollow steel cylindrical tube and is attached to the muffler of an exhaust system. This type of resonator is designed similar to that of an acoustic resonator, which creates an âexhaust noteâ that gives the exhaust noise a less annoying and more pleasant tone.The sound can be enhanced by means of adjusting the exhaust note. typical automotive exhaust resonator is made of a hollow steel cylindrical tube and is attached to the muffler of an exhaust system. This type of resonator is designed similar to that of an acoustic resonator, which creates an âexhaust noteâ that gives the exhaust noise a less annoying and more pleasant tone.
buttonhole (plural buttonholes) 1  A hole through which a button is pushed to secure a garment or some part of one. ( 2 chiefly Britain) a flower worn in a buttonhole for decoration.
Full Definition of POTHOLE. 1. a: a circular hole formed in the rocky bed of a river by the grinding action of stones or gravel whirled round by the water b: a sizable rounded often water-filled depression in land.2. : a pot-shaped hole in a road surface.3.â potÂ·holed \-ËhÅld\ adjective. See pothole defined for English-language learners.: a circular hole formed in the rocky bed of a river by the grinding action of stones or gravel whirled round by the water b: a sizable rounded often water-filled depression in land. 2. : a pot-shaped hole in a road surface.