The state or condition of having weight; weight; heaviness. / The state or condition of being grave; seriousness. / (music) The lowness of a note.

plural of gravity

(oil industry) A specific gravity scale measuring the relative density of various petroleum liquids, expressed in degrees.

A katabatic wind.

The state of apparent weightlessness which occurs in a very low gravity field, or in free fall.

(physics) A point, near or within a body, through which its weight can be assumed to act when considering forces on the body and its motion under gravity. This coincides with the center of mass in a uniform gravitational field.

crowfoot cell

plural of gravity cell

Boots designed to enable a person to hang upside-down for inversion therapy.

(aviation) The deployment of an aircraft's landing gear by the use of gravity.