Rime, n.
Etymology: [L. rima.]
A rent or long aperture; a chink; a fissure; a crack. Sir T. Browne.
5 other Webster entries under this spelling
Rime, n.
White frost; hoarfrost; congealed dew or vapor. The trees were now covered with rime. De Quincey.
Rime, v. i. [imp. & p. p. Rimed; p. pr. & vb. n. Riming.]
To freeze or congeal into hoarfrost.
Rime, n.
A step or round of a ladder; a rung.
Rime, n.
Rhyme. See Rhyme. Coleridge. Landor.
Note: This spelling, which is etymologically preferable, is coming into use again.
Rime, v. i. & t.
To rhyme. See Rhyme.
Shades of meaning
Fernald has no entry of its own for rime; he lists it under poetry.
Where he writes about it:
There may be poetry without rime, but hardly without meter, or what in some languages takes its place, as the Hebrew parallelism; but poetry involves, besides the artistic form, the exercise of the fancy or imagination in a way always beautiful, often lofty or even sublime. — from poetry
Failing this, there may be verse, rime, and meter, but not poetry. — from poetry