a wheeled vehicle that has two wheels and is moved by foot pedals | posterior part of the back of a domestic fowl |
a single complete execution of a periodically repeated phenomenon | a seat for the rider of a horse or other animal |
a periodically repeated sequence of events | a seat for the rider of a bicycle |
a series of poems or songs on the same theme | a piece of leather across the instep of a shoe |
an interval during which a recurring sequence of events occurs | cut of meat (especially mutton or lamb) consisting of part of the backbone and both loins |
the unit of frequency; one hertz has a periodic interval of one second (named for Heinrich Rudolph Hertz) | a pass or ridge that slopes gently between two peaks (is shaped like a saddle) |