noun🔗SharePlancher basThe floor structure supporting and underlying the visible flooring or other finishing surface such as a carpet"The plumber had to cut a hole in the kitchen floor to fix the pipes, revealing the plywood subfloor underneath. "Le plombier a dû percer un trou dans le plancher de la cuisine pour réparer les tuyaux, révélant le plancher bas en contreplaqué en dessous.buildingarchitecturematerialstructureChat with AIVocabulary GamePractice Reading