Meaning of rudimentary

ru•di•men•ta•ry

Pronunciation: (r"du-men'tu-rē, -trē), [key]
— adj.
  1. pertaining to rudiments or first principles; elementary: a rudimentary knowledge of geometry.
  2. of the nature of a rudiment; undeveloped or vestigial.
  3. primitive.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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