1. Any of numerous trees or shrubs or vines of the family Rubiaceae
   - madderwort

Derived forms: rubiaceous plants

Type of: angiosperm, flowering plant

Part of: family Rubiaceae, madder family, Rubiaceae

• relator
• relatum
• relaunch
• relax
• relaxant
• relaxation
• relaxation behavior
• relaxation method
• relaxation time
• relaxed
• relaxer
• relaxin
• relaxing
• relay
• relay link
• relay race
• relay station
• relay transmitter
• relearn
• release
• release number
• releaser
• releasing
• releasing factor
• releasing hormone