1. having the same relative position, structure, or evolutionary origin
Usage: biology
2. having the same or similar relation; corresponding
Usage: formal

Examples

• The wing of a bat and the arm of a human are homologous structures.
• Homologous chromosomes pair up during meiosis.
• The scientist compared homologous genes across different species.
• These homologous organs evolved from the same ancestral structure.
• The two proteins have homologous sequences.
• Homologous recombination is important in DNA repair.