ˈsiːsləs ˈkɒnstənt ˈkɑnstənt ˈkɒnstənt ˈkɑnstənt ɪnˈsɛs.ənt ɪnˈvɛɹ.i.ə.bl̩ ɪnˈvɛə.ɹi.ə.bl̩ pɚˈpɛtʃuəl pəˈpɛtʃʊəl ˌʌnɹɪˈmɪtɪŋ ˌʌnɹɪˈmɪɾɪŋ steadfast in purpose or devotion or affection a man constant in adherence to his ideals a constant lover constant as the northern star uninterrupted in time and indefinitely long continuing the ceaseless thunder of surf in constant pain night and day we live with the incessant noise of the city the never-ending search for happiness the perpetual struggle to maintain standards in a democracy man's unceasing warfare with drought and isolation unremitting demands of hunger unvarying in nature maintained a constant temperature principles of unvarying validity a quantity that does not vary a number representing a quantity assumed to have a fixed value in a specified mathematical context the velocity of light is a constant