Is “Bivouac” a Scrabble word?
Yes
BIVOUAC
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 Bivouac
/ˈbɪv.u.æk/
noun
1.An encampment for the night, usually without tents or covering.
2.Any temporary encampment.
3.A temporary shelter constructed generally for a few nights.
verb
1.To set up camp.
“We'll bivouac here tonight.”
2.To watch at night or be on guard, as a whole army.
3.To encamp for the night without tents or covering.