1. The study of organisms in relation to their environment; ecology.
Usage: Formal or technical term; less commonly used than 'ecology' in modern English.

Examples

• The professor's research in bionomy focused on how plants adapt to desert conditions.
• Bionomy examines the relationships between living organisms and their physical surroundings.
• Early naturalists used the term bionomy to describe the laws governing life in nature.
• Understanding bionomy is essential for conservation efforts in endangered ecosystems.