HEXAD
/ˈhɛksæd/
16
Scrabble
15
WWF
H(4) E(1) X(8) A(1) D(2)
NWL/TWL ✓ Collins ✓ WWF ✓
Definition
/ˈhɛksæd/
noun
- A group of six.
- An element or radical with the combining power of six units, i.e. six atoms of hydrogen.
Source: Wiktionary