1.
science
The systematic study of the natural world through observation and experimentation.
科学が進歩した。
Science has advanced.
科学者になりたい。
I want to become a scientist.
科学的な研究
Scientific research
科学 means 'science' (in general or natural sciences).
Homophone: 化学 also reads as かがく but means 'chemistry' (sometimes read as ばけがく to distinguish).
Related:
- 科学者: scientist
- 科学的: scientific
- 自然科学: natural science
- 社会科学: social science