1. sensitive fern beautiful spreading fern of eastern North America and eastern Asia naturalized in western Europe; pinnately divided fronds show a slight tendency to fold when touched; pinnules enclose groups of sori in beadlike lobes
  2. sensitive plant prostrate or semi-erect subshrub of tropical America, and Australia; heavily armed with recurved thorns and having sensitive soft grey-green leaflets that fold and droop at night or when touched or cooled
  3. sense of hearing the ability to hear; the auditory faculty
  4. sensitively in a sensitive manner
  5. schematic drawing diagram of an electrical or mechanical system
  6. sensitivity responsiveness to emotional feelings
  7. sensitizing making susceptible or sensitive to either physical or emotional stimuli
  8. sensitising making susceptible or sensitive to either physical or emotional stimuli
  9. mechanical drawing the craft of drawing blueprints
  10. sensitiveness sensitivity to emotional feelings (of self and others)
  11. sensitive responsive to physical stimuli
  12. unflattering not showing or representing in a favorable way
  13. unfaltering marked by firm determination or resolution; not shakable
  14. mind-altering producing mood changes or distorted perception
  15. sensitive pea tropical American plant having leaflets somewhat sensitive to the touch; sometimes placed in genus Cassia
  16. positively charged having a positive charge
  17. sweltering excessively hot and humid; marked by sweating and faintness
  18. stifling characterized by oppressive heat and humidity
  19. sensitometer a measuring instrument for measuring the light sensitivity of film over a range of exposures
  20. cutaway drawing a representation (drawing or model) of something in which the outside is omitted to reveal the inner parts