1. vasectomy surgical procedure that removes all or part of the vas deferens (usually as a means of sterilization); is sometimes reversible
  2. viscosity resistance of a liquid to flowing
  3. ecosystem organisms interacting with their physical environment
  4. costume attire characteristic of a country, time, or social class
  5. Toxostoma thrashers
  6. vasovasostomy a surgical procedure that attempts to restore the function of the vas deferens after a vasectomy
  7. accustom familiarize psychologically or physically
  8. muscle system the muscular system of an organism
  9. wingstem perennial herb with showy yellow flowers
  10. Cestum Venus's girdle
  11. cyclostome primitive aquatic vertebrate
  12. Sarcostemma succulent subshrubs or vines
  13. Trichostema genus of North American aromatic herbs or subshrubs: blue curls
  14. Maxostoma a genus of fish in the family Catostomidae
  15. tracheostomy a surgical operation that creates an opening into the trachea with a tube inserted to provide a passage for air; performed when the pharynx is obstructed by edema or cancer or other causes
  16. fixed costs a periodic charge that does not vary with business volume
  17. vascular system the vessels and tissue that carry or circulate fluids such as blood or lymph or sap through the body of an animal or plant
  18. rose chestnut handsome East Indian evergreen tree often planted as an ornamental for its fragrant white flowers that yield a perfume; source of very heavy hardwood used for railroad ties
  19. sequester keep away from others
  20. costumier someone who designs or supplies costumes