noun🔗ShareFace inférieure, dessousThe underneath surface; the bottom, or underside"The ants built their nest in the soil clinging to the undersurface of the large paving stone in the garden. "Les fourmis ont construit leur nid dans le sol, s'accrochant à la face inférieure de la grande dalle du jardin.partappearanceareaChat with AIVocabulary GamePractice Reading