1. Of or relating to an archegonium
   - archegonial

See also: archegonium

• railway system
• railway track
• railway train
• railway tunnel
• railway yard
• railwayman
• railyard
• raiment
• raimentless
• rain
• rain barrel
• rain buckets
• rain cats and dogs
• rain check
• rain cloud
• rain dance
• rain date
• rain down
• rain gage
• rain gauge
• rain out
• rain shadow
• rain shower
• rain stick
• rain tree