1. relating to or exhibiting phototropism; growing or moving in response to light
Usage: biology

Examples

• The phototropic response causes plants to bend toward sunlight.
• Sunflowers are phototropic, following the sun’s path across the sky.
• Scientists studied the phototropic behavior of seedlings in the laboratory.
• The phototropic movement helps maximize the plant’s light absorption.
• Many organisms display phototropic characteristics to optimize their growth.
• The researcher observed phototropic bending in the experimental shoots.