1. Plural of cacodyl; organic compounds containing the cacodyl group (As(CH₃)₂), used historically in medicine and chemistry.
Usage: chemistry; technical; historical

Examples

• Cacodyls were studied extensively in 19th-century organic chemistry laboratories.
• The chemist synthesized several cacodyls for the pharmaceutical research project.
• Historical texts on arsenic compounds often reference cacodyls and their properties.
• Cacodyls contain arsenic and require careful handling in the laboratory.