1. the action of making something longer or the state of being made longer
2. the angular distance of a planet or moon from the sun as seen from Earth
Usage: astronomy

Examples

• The elongation of the metal occurred when it was heated.
• Yoga helps with the elongation of muscles and improved flexibility.
• The elongation of the shadow indicated the sun’s position.
• Engineers measured the elongation of the bridge under heavy loads.
• Venus reaches maximum elongation when it appears farthest from the sun.
• The elongation of the rubber band was measured in the experiment.
• Astronomers study planetary elongation to determine orbital positions.