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

Type of: animal oil

Encyclopedia: Whale oil

• imperative mood
• imperatively
• imperativeness
• imperator
• imperatorial
• imperceptibility
• imperceptible
• imperceptibly
• imperceptive
• impercipient
• imperfect
• imperfect tense
• imperfectibility
• imperfectible
• imperfection
• imperfective
• imperfective aspect
• imperfectly
• imperfectness
• imperforate
• imperforate anus
• imperforate hymen
• imperial
• imperial beard
• Imperial capacity unit