1. life force (biology) a hypothetical force (not physical or chemical) once thought by Henri Bergson to cause the evolution and development of organisms
  2. aviatrix a woman aviator
  3. Lagothrix woolly monkeys
  4. laugh track prerecorded laughter added to the soundtrack of a radio or television show
  5. lifework the principal work of your career
  6. life eternal life without beginning or end
  7. centrex (CENTRal EXchange) a kind of telephone exchange
  8. cicatrix a mark left by the healing of injured tissue
  9. olive tree a tree of the genus Olea cultivated for its fruit
  10. life peer a British peer whose title lapses at death
  11. water ox an Asian buffalo that is often domesticated for use as a draft animal
  12. Kantrex antibiotic used to treat severe infections
  13. real matrix a matrix whose elements are all real numbers
  14. Aloe ferox much-branched South African plant with reddish prickly succulent leaves
  15. lifetime the period during which something is functional
  16. life story an account of the series of events making up a person's life
  17. clove tree moderate sized very symmetrical red-flowered evergreen widely cultivated in the tropics for its flower buds which are source of cloves
  18. mediatrix a woman who is a mediator
  19. life form the characteristic bodily form of a mature organism
  20. water gas a mixture of hydrogen and carbon monoxide with small amounts of other gases; made by blowing steam over hot coke or coal