noun🔗ShareCadrans solairesA device measuring the time of day by the position of a shadow cast by a pole or plate (gnomon) upon an engraved series of marks."In the park, sundials told the time using the sun's shadow. "Dans le parc, les cadrans solaires indiquaient l'heure grâce à l'ombre du soleil.timedeviceastronomysciencetechnologyhistoryChat with AIVocabulary GamePractice Reading