1. a needle-shaped crystal of calcium oxalate found in plant cells
Usage: botanical

Examples

• The plant’s leaves contained numerous raphides that served as a defense mechanism.
• Microscopic examination revealed raphides scattered throughout the tissue.
• These sharp raphides can cause irritation when the plant is chewed.
• The botanist identified calcium oxalate raphides in the cell samples.
• Raphides are commonly found in plants like philodendrons and dieffenbachia.