Is “Webinar” a Scrabble word?
Yes
WEBINAR
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 Webinar
noun
1.An interactive seminar conducted via Internet. Usually a live presentation, lecture or workshop that happens in real time, as users participate through text-based chat, voice, video, or file-sharing.
“I just got an email invitation to a webinar on the value of primary sources.”