D defs.my
Entry 4 senses · 2 variants Webster, 1913

Twentieth

/twĕn'-tē-əth/ · Twen·ti·eth · IPA /ˈtwɛn.ti.əθ/
01 a. Next in order after the nineteenth; tenth after the tenth; coming after nineteen others; -- the ordinal of twenty.
  1. 1.
    Next in order after the nineteenth; tenth after the tenth; coming after nineteen others; -- the ordinal of twenty.
  2. 2.
    Constituting, or being, one of twenty equal parts into which anything is divided.
02 n. The next in order after the nineteenth; one coming after nineteen others.
  1. 1.
    The next in order after the nineteenth; one coming after nineteen others.
  2. 2.
    The quotient of a unit divided by twenty; one of twenty equal parts of one whole.