1. Extremely dark
   "it was pitch-dark in the cellar"
   - black, pitch-black

See also: dark

• haematocyturia
• haematogenesis
• haematogenic
• haematohiston
• haematoidin
• haematological
• haematologist
• haematology
• haematolysis
• haematoma
• Haematopodidae
• haematopoiesis
• haematopoietic
• Haematopus
• Haematoxylon
• Haematoxylum
• Haematoxylum campechianum
• haematuria
• haemic
• haemitin
• haemo-
• haemodialysis
• Haemodoraceae
• Haemodorum
• haemogenesis