The Collaborative International Dictionary of English v.0.48:

Rime \Rime\, n. [L. rima.]
   A rent or long aperture; a chink; a fissure; a crack. --Sir
   T. Browne.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Rime \Rime\, n. [AS. hr[imac]m; akin to D. rijm, Icel.
   hr[imac]m, Dan. rim, Sw. rim; cf. D. rijp, G. reif, OHG.
   r[imac]fo, hr[imac]fo.]
   White frost; hoarfrost; congealed dew or vapor.
   [1913 Webster]

         The trees were now covered with rime.    --De Quincey.
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The Collaborative International Dictionary of English v.0.48:

Rime \Rime\, v. i. [imp. & p. p. Rimed; p. pr. & vb. n.
   Riming.]
   To freeze or congeal into hoarfrost.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Rime \Rime\, n. [Etymol. uncertain.]
   A step or round of a ladder; a rung.
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The Collaborative International Dictionary of English v.0.48:

Rime \Rime\, n.
   Rhyme. See Rhyme. --Coleridge. --Landor.
   [1913 Webster]

   Note: This spelling, which is etymologically preferable, is
         coming into use again.
         [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Rime \Rime\, v. i. & t.
   To rhyme. See Rhyme.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Rhyme \Rhyme\, n. [OE. ryme, rime, AS. r[imac]m number; akin to
   OHG. r[imac]m number, succession, series, G. reim rhyme. The
   modern sense is due to the influence of F. rime, which is of
   German origin, and originally the same word.] [The Old
   English spelling rime is becoming again common. See Note
   under Prime.]
   1. An expression of thought in numbers, measure, or verse; a
      composition in verse; a rhymed tale; poetry; harmony of
      language. "Railing rhymes." --Daniel.
      [1913 Webster]

            A ryme I learned long ago.            --Chaucer.
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            He knew
            Himself to sing, and build the lofty rime. --Milton.
      [1913 Webster]

   2. (Pros.) Correspondence of sound in the terminating words
      or syllables of two or more verses, one succeeding another
      immediately or at no great distance. The words or
      syllables so used must not begin with the same consonant,
      or if one begins with a vowel the other must begin with a
      consonant. The vowel sounds and accents must be the same,
      as also the sounds of the final consonants if there be
      any.
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            For rhyme with reason may dispense,
            And sound has right to govern sense.  --Prior.
      [1913 Webster]

   3. Verses, usually two, having this correspondence with each
      other; a couplet; a poem containing rhymes.
      [1913 Webster]

   4. A word answering in sound to another word.
      [1913 Webster]

   Female rhyme. See under Female.

   Male rhyme. See under Male.

   Rhyme or reason, sound or sense.

   Rhyme royal (Pros.), a stanza of seven decasyllabic verses,
      of which the first and third, the second, fourth, and
      fifth, and the sixth and seventh rhyme.
      [1913 Webster]

WordNet (r) 3.0 (2006):

rime
    n 1: ice crystals forming a white deposit (especially on objects
         outside) [syn: frost, hoar, hoarfrost, rime]
    2: correspondence in the sounds of two or more lines (especially
       final sounds) [syn: rhyme, rime]
    v 1: be similar in sound, especially with respect to the last
         syllable; "hat and cat rhyme" [syn: rhyme, rime]
    2: compose rhymes [syn: rhyme, rime]

Moby Thesaurus II by Grady Ward, 1.0:

83 Moby Thesaurus words for "rime":
   Jack Frost, abysm, abyss, arroyo, black frost, box canyon, breach,
   break, canyon, cavity, chap, chasm, check, chimney, chink, cleft,
   cleuch, clough, col, coulee, couloir, crack, cranny, crevasse,
   crevice, crust, cut, cwm, defile, dell, dike, ditch, donga, draw,
   encrust, excavation, fault, fissure, flaw, flume, fracture, frost,
   frost line, frost smoke, furrow, gap, gape, gash, gorge, groove,
   gulch, gulf, gully, hoar, hoarfrost, hole, incision, joint,
   killing frost, kloof, leak, moat, notch, nullah, opening, pass,
   passage, ravine, rent, rift, rime frost, rupture, scissure, seam,
   sharp frost, slit, slot, split, trench, valley, void, wadi,
   white frost



V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

RIME
       Relaynet International Message Exchange


The Devil's Dictionary (1881-1906):

RIME, n.  Agreeing sounds in the terminals of verse, mostly bad.  The
verses themselves, as distinguished from prose, mostly dull.  Usually
(and wickedly) spelled "rhyme."