1. The cardinal number that is the sum of seven and one
   - eight, 8, VIII, eighter, octad, ogdoad, octonary, octet

Type of: digit, figure

• biopiracy
• biopsy
• bioremediation
• biorhythm
• BIOS
• biosafety
• biosafety level
• biosafety level 1
• biosafety level 2
• biosafety level 3
• biosafety level 4
• bioscience
• bioscope
• biosecurity
• biosphere
• biostatistics
• biosynthesis
• biosynthetic
• biosystematic
• biosystematics
• biosystematy
• biota
• biotech
• biotechnological
• biotechnology