FLOATSTONE


Meaning of FLOATSTONE in English

ˈ ̷ ̷ˌ ̷ ̷ noun

1. : a light porous variety of opal occurring in concretionary masses

2. : a bricklayer's rubstone for smoothing gauged brickwork

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.