Is “Day” a Scrabble word?
Yes
DAY
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Day
/deɪ/
noun
1.Any period of 24 hours.
“I've been here for two days and a bit.”
2.A period from midnight to the following midnight.
“The day begins at midnight.”
3.Rotational period of a planet (especially Earth).
“A day on Mars is slightly over 24 hours.”
Synonyms: daylight, upsun, epoch, era
verb
1.To spend a day (in a place).