1. groups of three related people or things
2. three-note chords in music
Usage: music
3. secret Chinese criminal organizations
Usage: criminology

Examples

• The students worked in triads to complete the project.
• Color triads create harmony in art and design.
• Musicians learn to play major and minor triads on the piano.
• The composer used simple triads throughout the piece.
• Police investigated connections between various criminal triads.
• The therapy group was divided into triads for discussion.
• Primary color triads include red, blue, and yellow.