ru·di·men·ta·ry

[roo-duh-men-tuh-ree, -tree]
adjective
1.
pertaining to rudiments or first principles; elementary: a rudimentary knowledge of geometry.
2.
of the nature of a rudiment; undeveloped or vestigial.
Also, ru·di·men·tal.


Origin:
1830–40; rudiment + -ary

ru·di·men·ta·ri·ly [roo-duh-men-tair-uh-lee, -men-ter-uh-lee] , adverb
ru·di·men·ta·ri·ness, noun
non·ru·di·men·tal, adjective
non·ru·di·men·ta·ri·ly, adverb
non·ru·di·men·ta·ri·lyness, noun
non·ru·di·men·ta·ry, adjective


1. fundamental, initial. See elementary. 2. embryonic.


1. advanced. 2. mature.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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Rudimentary is always a great word to know.
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a stew of meat, vegetables, potatoes, etc.
a chattering or flighty, light-headed person.
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World English Dictionary
rudimentary or rudimental (ˌruːdɪˈmɛntərɪ) [Click for IPA pronunciation guide]
 
adj
1.  basic; fundamental; not elaborated or perfected
2.  incompletely developed; vestigial: rudimentary leaves
 
rudimental or rudimental
 
adj
 
rudi'mentarily or rudimental
 
adv
 
rudi'mentally or rudimental
 
adv

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

rudimentary
1839, from rudiment.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

rudimentary ru·di·men·ta·ry (r&oomacr;'də-měn'tə-rē, -měn'trē)
adj.

  1. Being imperfectly or incompletely developed; embryonic.

  2. Being in the earliest stages of development; incipient.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Example sentences
So far these microstructures are rudimentary--far from the structural
  sophistication of a whole organ.
Perform some kind of rudimentary research and experiment in any field of
  science.
More likely it was an advantage in food acquisition or production, such as
  rudimentary domestication of animals and/or plants.
But rudimentary as it is, the information that has been collected is enough to
  dispel some egregious myths.
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