Thatha.rai tha machet (Meeteilon) [ Roman: tha-ma.chet]Contributed by: Mohen Naorem on 2009-03-29 1. (Abstract Noun-Neuter) Curved sickle shape as of the waxing or waning moon. ধান দোৱা কাচিৰ আকৃতিৰ চন্দ্ৰ ৰূপ৷ English: crescent, Assamese: অৰ্দ্ধচন্দ্ৰ, কাঁচিজোন, Meeteilon: tha machet