1. Any notation that uses 16 different characters
   - hexadecimal notation

Type of: mathematical notation

• dactylomegaly
• Dactylopiidae
• Dactylopius
• Dactylopius coccus
• Dactylopteridae
• Dactylopterus
• Dactylorhiza
• Dactylorhiza fuchsii
• Dactylorhiza maculata fuchsii
• Dactyloscopidae
• dad
• dada
• dadaism
• dadaist
• daddy
• daddy longlegs
• dade
• dado
• dado plane
• Dae-Han-Min-Gook
• daedal
• Daedalus
• daemon
• daff
• Daffo