子午環 しごかん noun (common) (futsuumeishi) 子午環しごかん Noun English JMdict (multilingual) 1 noun (common) (futsuumeishi) astronomy meridian circle;transit circle 漢字 kanji used 子 child, sign of the rat 3画 午 noon, sign of the horse 4画 環 ring, circle 17画
子午環しごかん Noun English JMdict (multilingual) 1 noun (common) (futsuumeishi) astronomy meridian circle;transit circle
Shirabe