From Wiktionary, the free dictionary
shash (“bear”) + łigai (“it is white”) + -ii (“nominalizer”); "white bear"
shash łigaii
- polar bear
- Lynch, Regina, Austin, Martha (1983) Saad Ahąąh Sinil: A Navajo-English Dictionary[1], Rough Rock Demonstration School, AZ. Navajo Curriculum Center, →ISBN, page 17