[1] : The Collaborative International Dictionary of English v.0.48

primary \pri"mary\, a. l. primarius, fr. primus first: cf. f.
   primaire. see prime, a., and cf. premier, primero.
   1. first in order of time or development or in intention;
      primitive; fundamental; original.
      1913 webster

            the church of christ, in its primary institution.
                                                  --bp. pearson.
      1913 webster

            these i call original, or primary, qualities of
            body.                                 --locke.
      1913 webster

   2. first in order, as being preparatory to something higher;
      as, primary assemblies; primary schools.
      1913 webster

   3. first in dignity or importance; chief; principal; as,
      primary planets; a matter of primary importance.
      1913 webster

   4. geol. earliest formed; fundamental.
      1913 webster

   5. chem. illustrating, possessing, or characterized by,
      some quality or property in the first degree; having
      undergone the first stage of substitution or replacement.
      1913 webster

   primary alcohol organic chem., any alcohol which possess
      the group ch2.oh, and can be oxidized so as to form a
      corresponding aldehyde and acid having the same number of
      carbon atoms; -- distinguished from secondary  tertiary
      alcohols.

   primary amine chem., an amine containing the amido group,
      or a derivative of ammonia in which only one atom of
      hydrogen has been replaced by a basic radical; --
      distinguished from secondary  tertiary amines.

   primary amputation surg., an amputation for injury
      performed as soon as the shock due to the injury has
      passed away, and before symptoms of inflammation
      supervene.

   primary axis bot., the main stalk which bears a whole
      cluster of flowers.

   primary colors. see under color.

   primary meeting, a meeting of citizens at which the first
      steps are taken towards the nomination of candidates, etc.
      see caucus.

   primary pinna bot., one of those portions of a compound
      leaf or frond which branch off directly from the main
      rhachis or stem, whether simple or compounded.

   primary planets. astron. see the note under planet.

   primary qualities of bodies, such are essential to and
      inseparable from them.

   primary quills zool., the largest feathers of the wing of
      a bird; primaries.

   primary rocks geol., a term early used for rocks supposed
      to have been first formed, being crystalline and
      containing no organic remains, as granite, gneiss, etc.;
      -- called also primitive rocks. the terms secondary,
      tertiary, and quaternary rocks have also been used in like
      manner, but of these the last two only are now in use.

   primary salt chem., a salt derived from a polybasic acid
      in which only one acid hydrogen atom has been replaced by
      a base or basic radical.

   primary syphilis med., the initial stage of syphilis,
      including the period from the development of the original
      lesion or chancre to the first manifestation of symptoms
      indicative of general constitutional infection.

   primary union surg., union without suppuration; union by
      the first intention.
      1913 webster
see also:
prime premier primero primary alcohol ch2.oh secondary  tertiary alcohols 
primary amine secondary  tertiary amines primary amputation primary axis primary colors 
color primary meeting caucus primary pinna primary planets 
planet primary qualities of bodies primary quills primary rocks primitive rocks 
primary salt primary syphilis primary union 

[2] : The Collaborative International Dictionary of English v.0.48

primary \pri"mary\, n.; pl. primaries.
   1. that which stands first in order, rank, or importance; a
      chief matter.
      1913 webster

   2. a primary meeting; a caucus.
      1913 webster

   3. zool. one of the large feathers on the distal joint of a
      bird's wing. see plumage, and illust. of bird.
      1913 webster

   4. astron. a primary planet; the brighter component of a
      double star. see under planet.
      1913 webster
see also:
primaries plumage bird planet 

[3] : WordNet (r) 2.0

primary
     adj 1: of first rank or importance or value; direct and immediate
            rather than secondhand; "primary goals"; "a primary
            effect"; "primary sources"; "a primary interest" ant:
             secondary
     2: not derived from or reducible to something else; basic; "a
        primary instinct"
     3: most important element; "the chief aim of living"; "the main
        doors were of solid glass"; "the principal rivers of
        america"; "the principal example"; "policemen were primary
        targets" syn: chiefa, maina, primarya, principala
     4: of or being the essential or basic part; "an elementary need
        for love and nurturing" syn: elementary
     5: of primary importance; "basic truths" syn: basal, basic
     n 1: a preliminary election where delegates or nominees are
          chosen syn: primary election
     2: one of the main flight feathers projecting along the outer
        edge of a bird's wing syn: primary feather, primary
        quill
     3: coil forming the part of an electrical circuit such that
        changing current in it induces a current in a neighboring
        circuit; "current through the primary coil induces current
        in the secondary coil" syn: primary coil, primary
        winding
see also:
secondary chiefa maina primarya principala elementary 
basal basic primary election primary feather primary quill 
primary coil primary winding 

[4] : Moby Thesaurus II by Grady Ward, 1.0

215 moby thesaurus words for "primary":
   maxwell triangle, munsell scale, ab ovo, abecedarian, aboriginal,
   all-absorbing, antenatal, anterior, arch, austere, autochthonous,
   banner, bare, basal, basic, basilar, beginning, bottom, budding,
   by-election, capital, cardinal, caucus, central, champion, chaste,
   chief, chromatic circle, chromatic spectrum, chromaticity diagram,
   closed primary, color circle, color cycle, color index,
   color mixture curve, color solid, color spectrum, color system,
   color triangle, complementary color, congressional election,
   constituent, constitutive, contested election, controlling,
   creative, crowning, crucial, demitint, direct, direct primary,
   dominant, earliest, election, elemental, elementary, embryonic,
   essential, fetal, first, firsthand, focal, fore, forehand,
   foremost, formative, forward, foundational, front, frontal,
   full color, fundamental, fundamental colors, general election,
   generative, genetic, germinal, gestatory, great, gut, half tint,
   halftone, head, headmost, hegemonic, highest, homely, homespun,
   homogeneous, hue cycle, immediate, in embryo, in its infancy,
   in ovo, in the bud, inaugural, inceptive, inchoate, inchoative,
   incipient, incunabular, indivisible, infant, infantile, initial,
   initiative, initiatory, introductory, inventive, irreducible,
   leading, magisterial, maiden, main, mandatory primary, master,
   material, mere, metamer, monochrome, monolithic, nascent, natal,
   nonpartisan primary, of a piece, of the essence, open primary,
   optional primary, original, overriding, overruling, paramount,
   partisan election, parturient, pioneer, plain, postnatal,
   predominant, preeminent, preference primary, pregnant, premier,
   prenatal, preponderant, presidential election,
   presidential preference primary, presidential primary, prevailing,
   primal, primary color, primary election, prime, primeval,
   primitive, primogenial, primordial, principal, pristine,
   procreative, protogenic, prototypal, pure, pure and simple,
   pure color, radical, ranking, referendum, rudimental, rudimentary,
   ruling, runoff, runoff election, runoff primary, secondary,
   secondary color, seminal, severe, simon-pure, simple, single,
   solar spectrum, sovereign, spare, spectral color, spectrum,
   spectrum color, star, stark, stellar, substantial, substantive,
   supereminent, supreme, tertiary, tertiary color, topflight,
   topmost, ultimate, unadorned, unadulterated, uncluttered, uncopied,
   underived, underlying, undifferenced, undifferentiated,
   unduplicated, unexampled, uniform, unimitated, unmixed,
   unprecedented, unreproduced, uppermost, ur

[5] : Bouvier's Law Dictionary, Revised 6th Ed (1856)

primary. that which is first or principal; as primary evidence, or that 
evidence which is to be admitted in the first instance, as distinguished 
from secondary evidence, which is allowed only when primary evidence cannot 
be had. 
     2. a primary obligation is one which is the principal object of the 
contract; for example, the primary obligation of the seller is to deliver 
the thing sold, and to transfer the title to it. it is distinguished from 
the accessory or secondary obligation to pay damages for not doing so. 1 
bouv. inst. n. 702. 

Primary >> P Words
Primary, definition of term: Primary
primary_pag1.html

Primary Root >> P Words
Primary Root, definition of term: Primary Root
primary+root_pag1.html

Primary School >> P Words
Primary School, definition of term: Primary School
primary+school_pag1.html

Primary Electio >> P Words
Primary Electio, definition of term: Primary Electio
primary+electio_pag1.html

Primary Colors >> P Words
Primary Colors, definition of term: Primary Colors
primary+colors_pag1.html

Direct Primary >> D Words
Direct Primary, definition of term: Direct Primary
direct+primary_pag1.html

Closed Primary >> C Words
Closed Primary, definition of term: Closed Primary
closed+primary_pag1.html