rudimentary

rudimentary
    adj 1: being or involving basic facts or principles; "the
           fundamental laws of the universe"; "a fundamental
           incomatibility between them"; "these rudimentary truths";
           "underlying principles" [syn: {fundamental},
           {rudimentary}, {underlying}]
    2: being in the earliest stages of development; "rudimentary
       plans"
    3: not fully developed in mature animals; "rudimentary wings"
       [syn: {vestigial}, {rudimentary}]
    

Rudimentary \Ru`di*men"ta*ry\, a. [Cf. F. rudimentaire.]
   1. Of or pertaining to rudiments; consisting in first
      principles; elementary; initial; as, rudimental essays.
      [1913 Webster]

   2. (Biol.) Very imperfectly developed; in an early stage of
      development; embryonic.
      [1913 Webster]
    

121 Moby Thesaurus words for "rudimentary":
      Lilliputian, Tom Thumb, abecedarian, aboriginal, antenatal,
      arrested, autochthonous, backward, basal, basic, basilar,
      beginning, budding, central, coarse, creative, crucial, crude,
      dumpy, dwarf, dwarfed, dwarfish, elemental, elementary, elfin,
      embryonic, essential, fetal, first, formative, foundational,
      fundamental, generative, genetic, germinal, gestatory, immature,
      imperfect, in embryo, in its infancy, in ovo, in the bud,
      in the rough, inaugural, inceptive, inchoate, inchoative,
      incipient, incunabular, infant, infantile, initial, initiative,
      initiatory, introductory, inventive, meager, midget, nanoid,
      nascent, natal, original, oversimple, parturient, postnatal,
      pregnant, prenatal, primal, primary, prime, primeval, primitive,
      primogenial, primordial, pristine, procreative, protogenic, pygmy,
      radical, reductionistic, reductive, rough, roughcast, roughhewn,
      rude, rudimental, runty, scraggy, scrubby, seminal, shriveled,
      shrunk, shrunken, simplistic, squat, stunted, unblown,
      uncultivated, uncultured, uncut, underdeveloped, underlying,
      undersize, undersized, undeveloped, unfashioned, unfinished,
      unformed, unhewn, unlabored, unlicked, unpolished, unprocessed,
      unrefined, unshaped, untreated, unworked, unwrought, ur, vestigial,
      wizened