state of matter, state - (chemistry) the three traditional states of matter are solids (fixed shape and volume) and liquids (fixed volume and shaped by the container) and gases (filling the container); "the solid state of water is called ice"

thinness - a consistency of low viscosity; "he disliked the thinness of the soup"

exchangeability, fungibility, interchangeability, interchangeableness - the quality of being capable of exchange or interchange