1. poste restante a notation written on mail that is to be held at the post office until called for (not in the United States or Canada)
  2. set in stone no longer changeable
  3. antecedent a preceding occurrence or cause or event
  4. Keystone State a Mid-Atlantic state; one of the original 13 colonies
  5. gas constant (physics) the universal constant in the gas equation: pressure times volume = R times temperature; equal to 8.3143 joules per kelvin per mole
  6. resistant disposed to or engaged in defiance of established authority
  7. death instinct (psychoanalysis) an unconscious urge to die
  8. assistant a person who contributes to the furtherance of an effort
  9. nonresistant (often followed by `to') likely to be affected with
  10. constant uninterrupted in time and indefinitely long continuing
  11. rust-resistant resistant to rust
  12. resistance any mechanical force that tends to slow or oppose motion
  13. protestant expressing opposition through action or words
  14. West Indian a native or inhabitant of the West Indies
  15. equidistant exactly as far from one point as from another
  16. genus Dennstaedtia chiefly terrestrial ferns
  17. instant a very short time
  18. Protestant an adherent of Protestantism
  19. contestant a person who participates in competitions
  20. time constant (electronics) the time required for the current or voltage in a circuit to rise or fall exponentially through approximately 63 per cent of its amplitude