1. Before the Christian era; used following dates before the supposed year Christ was born
   - BC, B.C.

Encyclopedia: Before Christ

• bottle-green
• bottle-nosed dolphin
• bottle-nosed whale
• bottle-shaped
• bottle-tree
• bottlebrush
• bottlebrush buckeye
• bottlecap
• bottled gas
• bottled water
• bottlefeed
• bottleful
• bottleneck
• bottlenose
• bottlenose dolphin
• bottlenose whale
• bottler
• bottling plant
• bottom
• bottom dog
• bottom fermentation
• bottom fermenting yeast
• bottom fish
• bottom line
• bottom lurkers