Is “Iceberg” a Scrabble word?
Yes
ICEBERG
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 Iceberg
noun
1.A huge mass of ocean-floating ice which has broken off a glacier or ice shelf
“The Titanic hit an iceberg and sank.”
2.An aloof person.
3.(after an adjective) An impending disastrous event whose adverse effects are only beginning to show, in reference to one-tenth of the volume of an iceberg being visible above water.