aquamarine

The bluish-green colour of the sea.countableuncountable

A transparent bluish-green, sometimes yellow-green, variety of beryl.countableuncountable

• Before we could embark on the details of his mother's health we were joined by a fair, plump woman of indefinite age, who had once been—and at moments still was—very pretty. She wore a simple black silk dress, perhaps in deference to Tilly'

Of a bluish-green colour.not-comparable