SIDEREAL
/saɪˈdɪəɹi.əl/
9
Scrabble
10
WWF
S(1) I(1) D(2) E(1) R(1) E(1) A(1) L(1)
NWL/TWL ✓ Collins ✓ WWF ✓
Definition
/saɪˈdɪəɹi.əl/
adjective
- Of or relating to the stars.
- Relating to a measurement of time relative to the position of the stars.
- Relating to a measurement of time relative to the point of the vernal equinox.
Source: Wiktionary
