1. Having the same number of parts or segments; composed of equal or similar parts.
Usage: chiefly botanical and zoological
2. In chemistry, relating to or denoting compounds with the same molecular formula but different structural arrangements.
Usage: chemistry

Examples

• The flower's isomerous petals were arranged in a perfect spiral.
• Isomerous segments in the insect's body showed remarkable symmetry.
• These two isomerous compounds have identical molecular formulas but distinct chemical properties.
• The botanist noted that the plant exhibited isomerous floral parts.
• Isomerous structures in marine organisms often reflect evolutionary adaptation.