Encyclopedias, Almanacs, Transcripts, and Maps
- Wolff, Elisabeth (Bekker)
- wolffish
- wolfhound
- Wolfowitz, Paul Dundes
- wolfram
- wolfsbane
- Wolfsburg
- Wolfville
- Wolin
- Wollaston Lake
- Wollemi pine
- Wolyn
- Woman's Medical College of Pennsylvania
- Women's Army Corps
- Women's Rights National Historical Park
- Women, Men, and the Family
- Wonders, Seven
- Wonju
- wood alcohol
- Wood Buffalo National Park