1. a member of the same taxonomic genus as another organism
Usage: biology
2. a thing of the same kind or category as another
Usage: formal
3. a chemical compound that is structurally related to another compound
Usage: chemistry

Examples

• The wolf and the domestic dog are congeners in the genus Canis.
• Ethanol and methanol are congeners, both being simple alcohols.
• The biologist studied various congeners of the fruit fly.
• These two species are congeners that evolved from a common ancestor.
• The chemist synthesized several congeners of the original compound.
• Oak trees have many congeners throughout the world.