centripetal

/sen'tripitl/

Definition

Adjective:
- Directed or moving toward a center or axis: Describing a force or motion that pulls or draws an object inward toward a central point.
- Unifying or consolidating: Having the effect of drawing separate elements toward a common center or point, promoting unity.
- (Physiology) Transmitting nerve impulses from the periphery toward a central point: Specifically relating to sensory nerve fibers that carry signals from the body's outer parts toward the central nervous system (brain and spinal cord).

Usage Examples

Directed toward a center:
- The centripetal force keeps a satellite in orbit around the Earth.
- In a washing machine, the centripetal action of the spin cycle pulls water outward through the drum's holes.
Unifying:
- The new policy had a centripetal effect on the diverse departments, bringing them together.
- Shared cultural values can serve as a centripetal force in a nation.
(Physiology):
- Sensory neurons are centripetal, carrying information from the skin to the brain.

Advanced Usage

"Centripetal acceleration": The acceleration that causes an object to follow a curved path, directed toward the center of curvature.
- When a car turns, the passengers feel centripetal acceleration pushing them toward the inside of the curve.
In a social/political context: Used metaphorically to describe forces that promote centralization or unity.
- The charismatic leader provided a centripetal influence for the fragmented political movement.

Variants and Related Words

Centripetally (adverb): In a centripetal manner; toward a center.
- The particles moved centripetally.
Centrifugal (adjective): The opposite of centripetal; moving or directed away from a center.
- Centrifugal force seems to push you outward when a car turns sharply.

Synonyms

Antonyms

Related Phrases/Concepts

Centripetal force: In physics, the force that is necessary to keep an object moving in a circular path and is directed inward toward the center of rotation.
- The tension in the string provides the centripetal force for the ball being swung in a circle.
Centripetal vs. Centrifugal: A common pair of contrasting terms in physics. Centripetal force is the real, inward force causing circular motion. Centrifugal force is often described as the apparent, outward force felt by an object in circular motion.

Adjective

of a nerve fiber or impulse originating outside and passing toward the central nervous system
- sensory neurons
tending to unify
tending to move toward a center
- centripetal force

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