Noun
trolley bus (plural trolley busses or trolley buses)
A bus, powered via overhead electric cables, that does not run on tracks.
trolley-bus
After an earlier experiment in the 1920s, trolley buses were used on a number of routes starting in 1947, but all trolley bus routes were converted to bus operation between 1991 and 1993. Source: Internet
The first bus and trolley bus services in Bishkek were introduced in 1934 and 1951, respectively. citation Taxi cabs can be found throughout the city. Source: Internet