Oblateness - Meaning, Definition & English Examples
Oblateness refers to the flattening of a spherical object, especially at its poles, making it slightly elliptical. It is commonly used to describe the shape of planets like Earth due to rotation.
Definition:
The flattening of a sphere at its poles, making it slightly elliptical.
Synonyms:
flattening, ellipticity, compression
Part of Speech:
noun
Antonyms:
sphericity, roundness
Common Collocations:
planetary oblateness, Earth's oblateness, rotational oblateness
Derivatives:
oblate, oblately
Usage Tips:
Use "oblateness" to describe the flattened shape of planets like Earth due to rotation.
Common Phrases:
measure of oblateness, degree of oblateness
Etymology:
Derived from Latin "oblatus," meaning "flattened," combined with the suffix "-ness."
Examples:
- 1. The Earth's oblateness is caused by its rotation.
- 2. Scientists measure the oblateness of planets to study their shapes.
- 3. Jupiter's oblateness is more pronounced than Earth's due to faster rotation.
- 4. Oblateness affects satellite orbits around flattened celestial bodies.