a wheeled vehicle that has two wheels and is moved by foot pedals | the act of delivering a blow with the foot |
a single complete execution of a periodically repeated phenomenon | a rhythmic thrusting movement of the legs as in swimming or calisthenics |
a periodically repeated sequence of events | the sudden stimulation provided by strong drink (or certain drugs) |
a series of poems or songs on the same theme | informal terms for objecting |
an interval during which a recurring sequence of events occurs | the backward jerk of a gun when it is fired |
the unit of frequency; one hertz has a periodic interval of one second (named for Heinrich Rudolph Hertz) | the swift release of a store of affective force |