1. vacuum flask flask with double walls separated by vacuum
  2. pocket flask a flask that holds spirits
  3. camouflage an outward semblance misrepresenting the nature of something
  4. vacuum-clean clean with a vacuum cleaner
  5. vacuum gage a gauge for indicating negative atmospheric pressure
  6. vacuum bag a bag into which dirt is sucked by a vacuum cleaner
  7. vacuum cleaner an electrical home appliance that cleans by suction
  8. vacuum gauge a gauge for indicating negative atmospheric pressure
  9. thermos flask vacuum flask that preserves temperature of hot or cold drinks
  10. phylum Mollusca gastropods; bivalves; cephalopods; chitons
  11. powder flask container for carrying gunpowder
  12. Dewar flask vacuum flask that holds liquid air or helium for scientific experiments
  13. Wichita Falls a city in north central Texas near the Oklahoma border
  14. circumflex a diacritical mark (^) placed above a vowel in some languages to indicate a special phonetic quality
  15. vena circumflexa any of several curved parallel veins accompanying arteries of the same name
  16. hipflask a flask that holds spirits
  17. flask bottle that has a narrow neck
  18. baked Alaska cake covered with ice cream and meringue browned quickly in an oven
  19. acromphalus abnormal protrusion of the navel
  20. become flat lose sparkle or bouquet

Sign up, it's free!

Whether you're a student, an educator, or a lifelong learner, Vocabulary.com can put you on the path to systematic vocabulary improvement.