Ballast and Density

Ballast noun - Any heavy material used to stabilize a ship or airship.

Density and ballast are semantically related in thing topic. In some cases you can use "Density" instead a noun "Ballast", when it comes to topics like weight.

Nearby Words: ballasted, ballasting

Density noun - The degree to which a fluid can resist flowing.

Ballast and density are semantically related in thing topic. Sometimes you can use "Ballast" instead a noun "Density", if it concerns topics such as weight.

Nearby Words: dense, densely, densimeter