triad
Plural
triads
2
a three-note major or minor chord; a note and its third and fifth tones
Synonyms:
4
a group of three closely related entities
- The musical composition was built around a triad of notes.
- The three leaders formed a powerful triad in the company.
- A triad of friends always hung out together after school.
- The triad of colors created a balanced and harmonious design.
- The triad of challenges made the project more difficult than anticipated.