しぜんかがく自然科学shizenkagaku
1.

A field of study that explores the laws and principles governing natural phenomena, employing systematic methodologies to investigate and understand processes in the physical world, including disciplines such as physics, chemistry, biology, and earth sciences.

2.

An academic discipline focused on the observation and analysis of the natural world, aiming to uncover universal truths and patterns through empirical research and experimentation, often contrasting with social sciences and humanities.

3.

A scientific approach that seeks to explain the workings of nature by examining physical elements and biological systems, relying on evidence-based methodologies to establish theories and laws that describe the universe's behavior.

Example:

その大学の課程は自然科学と社会科学から成り立っている。