Complementary: From the Latin "complementum," meaning "a filling up."
Meaning:
Completing or supplementing something else.
Compatible or harmonious.
Origin:
First used in the early 16th century to denote something that completes or makes up for a deficiency.
Ultimately derived from the Proto-Indo-European root "*ple-," meaning "to fill."
Extended Meaning and Usage:
In mathematics, complementary angles are two angles whose sum is 90 degrees.
In genetics, complementary strands of DNA are the two strands that form a double helix and are held together by complementary base pairs.
In language, complementary distribution refers to the occurrence of two sounds in mutually exclusive environments.
In psychology, complementary needs refers to a situation where two individuals have different but compatible needs, and their relationship fulfills both their needs.
In art, complementary colors are colors opposite each other on the color wheel that create a striking contrast when placed side by side.
In fashion and design, complementary colors are used to create a balanced and visually appealing effect.