science and engineering; science and technology
Refers to the combined fields of science and engineering, often used in academic contexts such as 理工学部 (faculty of science and engineering).
He is majoring in physics in the faculty of science and engineering.
Students in science and engineering fields are often good at mathematics.
He has continued his research in the field of science and engineering for many years.
She is thinking of studying science and engineering at university.
Compound of 理 (り, 'science, reason') and 工 (こう, 'engineering, industry'). The reading りこう is a standard on'yomi combination.