Final answer:
Materialism is the philosophical perspective that emphasizes the significance of the individual and nature relationship, science and technology, and denies the existence of psychical functions in nature. It contrasts with Idealism, which asserts the existence of only spiritual substance and denies the existence of matter.
Step-by-step explanation:
The philosophical perspective emphasizing the significance of the individual and nature relationship, science and technology, and materialism is known as Materialism. Materialism is the belief that only material substance exists, and there is no spirit. It denies the existence of psychical functions such as sensing, feeling, remembering, desiring, or thinking in the most pervasive processes of nature. It contrasts with Idealism, which asserts that only spiritual substance exists and denies the existence of matter.