( superl. )
Having the color of the clear sky, or a hue resembling it, whether lighter or darker; as, the deep, blue sea; as blue as a sapphire; blue violets.
( superl. )
Having the color of the clear sky, or a hue resembling it, whether lighter or darker; as, the deep, blue sea; as blue as a sapphire; blue violets.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012