1. the study of living organisms and their interactions with the environment; the science of life and living processes
Usage: usually used in academic or scientific contexts; often plural in form but can function as singular
2. living organisms collectively, especially those in a particular environment or ecosystem
Usage: technical or specialized usage

Examples

• The biotics of the rainforest include thousands of species of plants and animals.
• Students in the advanced class studied the biotics of coral reef ecosystems.
• Understanding local biotics is essential for conservation efforts.
• The biotics course covers ecology, genetics, and evolutionary biology.
• Marine biotics reveals how ocean organisms depend on one another for survival.