1. the systematic study of the natural world through observation and experimentation
2. a particular branch of scientific knowledge or study
3. knowledge obtained through systematic study and testing

Examples

• She decided to major in science at university.
• The science of chemistry involves studying matter and its properties.
• Modern science has helped us understand how diseases spread.
• Computer science is a rapidly growing field.
• The museum has an excellent science exhibit for children.
• His theory was based on solid science and careful research.
• We need more funding for science education in schools.