- (n.) A total or radical change; as, a revolution in one's circumstances or way of living.
- (n.) The motion of any body, as a planet or satellite, in a curved line or orbit, until it returns to the same point again or to a point relatively the same; -- designated as the annual, anomalistic, nodical, sidereal or tropical revolution, according as the point of return or completion has a fixed relation to the year, the anomaly, the nodes, the stars or the tropics; as, the revolution of the earth about the sun; the revolution of the moon about the earth.
- (n.) Return to a point before occupied or to a point relatively the same; a rolling back; return; as, revolution in an ellipse or spiral.
- (n.) The space measured by the regular return of a revolving body; the period made by the regular recurrence of a measure of time or by a succession of similar events.
- (n.) The motion of a point, line or surface about a point or line as its center or axis, in such a manner that a moving point generates a curve, a moving line a surface (called a surface of revolution), and a moving surface a solid (called a solid of revolution); as, the revolution of a right-angled triangle about one of its sides generates a cone; the revolution of a semicircle about the diameter generates a sphere.
- (n.) A fundamental change in political organization or in a government or constitution; the overthrow or renunciation of one government, and the substitution of another, by the governed.
- (n.) The act of revolving or turning round on an axis or a center; the motion of a body round a fixed point or line; rotation; as, the revolution of a wheel, of a top, of the earth on its axis, etc.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). Revolution. Retrieved September 21, 2026, from http://smartdefine.org/revolution/definitions/2055625 |
| Chicago | Webster's. 2011. "Revolution" http://smartdefine.org/revolution/definitions/2055625 (accessed September 21, 2026). |
| Harvard | Webster's 2011, Revolution, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/revolution/definitions/2055625>. |
| MLA | Webster's. "Revolution" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/revolution/definitions/2055625> |