رَحَّةٌ

[or حَيَّةٌ رَحَّةٌ] A serpent being, or becoming, like a طَوْق, or neck-ring, (مُتَطَوِّقَةٌ, K, [see 5 in article طوق,]) when folding itself: (TA:) originally رَحْيَةٌ; (K;) the ى being changed into ح. (TA.)