A pandemic disease; a disease that affects a wide geographical area and a large proportion of the population.
Of a disease: epidemic over a wide geographical area and affecting a large proportion of the population; also, of or pertaining to a disease of this nature.
(usually derogatory) General, widespread.
Of Aphrodite Pandemos, the earthly aspect of the Greek goddess of beauty and love Aphrodite and her Roman counterpart Venus, as contrasted with the heavenly aspect known as Aphrodite Urania: earthly, physical, sensual.