1. to bend or curve downward; to assume a curved or bowed shape
Usage: third person singular present tense of 'decurve'; technical or formal usage

Examples

• The branch decurves gracefully toward the ground.
• As the plant matures, its stem decurves in response to gravity.
• The architect designed the roof so that it decurves at the edges.
• The bird's wing decurves during the downstroke of flight.
• The path decurves gently as it descends the hillside.