ダイモスalso: デイモスFreq.FrequencyTop 100,000Meanings1nounDeimos (moon of Mars)astronomyAstronomical term for the smaller and outer of the two moons of Mars.火か星せいの衛えい星せいダイモスは、フォボスより小ちいさい。Deimos, a moon of Mars, is smaller than Phobos.