IPA: /ˈhɛksæd/
KK: /hɛksæd/
A group or series that consists of six items or elements.
The hexad of colors in the rainbow includes red, orange, yellow, green, blue, and violet.
Hexad → It is formed from "hex" (from Greek "hex", meaning six) and "-ad" (a suffix used in forming nouns). The word "hexad" refers to a group or set of six.
Think of the Greek word for six, 'hex', to remember that a hexad is a group of six.