1. A white to brown oil obtained from whale blubber; formerly used as an illuminant
   - train oil

Type of: animal oil

Encyclopedia: Whale oil

• radiosensitive
• radiosensitivity
• radiotelegraph
• radiotelegraphic signal
• radiotelegraphy
• radiotelephone
• radiotelephonic
• radiotelephony
• radiotherapist
• radiotherapy
• radiotherapy equipment
• radiothorium
• radish
• radish plant
• radium
• radium therapy
• radius
• radius of curvature
• radius vector
• radix
• radome
• radon
• radula
• Radyera
• Radyera farragei