plural of run in

plural of running serviceberry

plural of running joke

Alternative form of runout

plural of run-out

present participle of run deep

The sport of running races over upland country with steep, difficult terrain.

(attributive) A type of hydroelectric generation plant with little or no water storage, which is therefore subject to seasonal river flows.

plural of running track

(athletics) a track marked with several lanes, which is used for competitive running events. / (rail transport) A line on which trains can run, as opposed to a siding.