<p><strong>Noun</strong></p><ul><li>plural: gravities</li><li>the force of attraction by which terrestrial bodies tend to fall toward the center of the earth</li><li>heaviness or weight</li><li>gravitation in general</li><li>acceleration of gravity</li><li>a unit of acceleration equal to the acceleration of gravity: g</li><li>serious or critical nature: He seemed to ignore the gravity of his illness</li><li>Synonyms: seriousness, import, emergency, danger</li><li>serious or dignified behavior; dignity; solemnity: to preserve one's gravity in the midst of chaos</li><li>lowness in pitch, as of sounds</li></ul>