period of play is a noun meaning "(in games or plays or other performances) the time during which play proceeds". It carries one recorded sense.
(in games or plays or other performances) the time during which play proceeds
“rain stopped play in the 4th inning”
game
Definitions, synonyms and semantic relations for period of play come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.