From the same as yerach; the moon -- moon. Yrechow. See Yriychow.
see HEBREW yerach
see HEBREW Yriychow
H3394. yareach
יָרֵחַ noun masculineJoshua 10:13 moon, especially in poetry (Late Hebrew id.; Phoenician ירח; Assyrian iriµu, according to PinchesBOR Aug. 1888, 207; Ethiopic moon, month; compare below יֶרַח) — absolute יָרֵחַ Genesis 37:9 25t.; suffix וִיָֽרֵחֵךְ Isaiah 60:20: — moon, usually named with sun Joshua 10:12-13, (poem in J E), Psalm 72:5 (יָרֵחַ וְלִפְנֵי עִםשָֿׁ֑מֶשׁ), 89:38 (in these two, a symbol of permanence), 121:6; Isaiah 60:19; Habakkuk 3:11; Joel 3:4; object of idolatrous worship Job 31:26 (+ sun); in same sense also + sun and stars Deuteronomy 4:19; 17:3; 2 Kings 23:5; Jeremiah 8:2; as determiner of feast-times Psalm 104:19 ("" sun); + stars, as shining, by night 136:9 ("" sun, by day), so יָרֵחַ חֻקֹּת Jeremiah 31:35; ("" id.); elsewhere + sun and stars Genesis 37:9 (E), Isaiah 13:10; Ezekiel 32:7; Joel 2:10; Joel 4:15; Psalm 148:3; Ecclesiastes 12:2; + stars Psalm 8:4; Job 25:5; with neither sun nor stars only יָרֵחַ עַדבְּֿלִי Psalm 72:7.