Lexical Definition

‎זִו‎ Ziv (zeev') Ziv N:N-M-T
probably from an unused root meaning to be prominent; properly, brightness (compare ‎זִיו‎), i.e. (figuratively) the month of flowers

Zif.

1) name of the 2nd month of the year, corresponding to Apr-May

Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
זִֽו Ziv 1Kgs.6.37
זִ֗ו Ziv 1Kgs.6.1

Brown-Driver-Briggs

‎זִר‎ apparently proper name of 2nd month, = approximately April-May, named as month of beginning the temple building; ‎בְּחֹדֶשׁ זִו הוּא הַחֹדֶשׁ הַשֵּׁנִי‎ 1Kgs 6:1 = ‎בְּיֶרַח זִ֑ו‎ v1Kgs 6:37 ᵐ5 B v1Kgs 6:1 has simply ἐν μηνὶ τῷ δευτέρῳ, v1Kgs 6:37 (in ᵐ5 v1Kgs 6:4) ἐν μηνὶ Νεισῷ καὶ τῷ δευτέρῳ μηνί ᵐ5 Manuscripts ἐν μηνὶ Ζιου μηνὶ τῷ δευτέρῳ; ᵐ5L (only v1Kgs 6:37) ἐν δευτέρῳ μηνί, ἐν μηνὶ Ζιου; — (si vera lectio compare perhaps Aramaic ‎זִיו‎ brightness, freshness, so Biblical Aramaic Dan 2:31 +; compare ᵑ7 ‎יֶרַח זִיו נִיצָנַיָּא‎ month of brightness of flowers; Assyrian zîmu (zîvu), DlPr 152 f. compare ZMG 1886, 732; Thes and others derive ‎זִו‎, ‎זִיו‎ ( = ‎זְהִיו‎) from ‎זהה‎ in sense be bright, splendid, etc., compare Arabic increase, thrive (of seed-produce), a beautiful and bright, or fresh, plant; Aramaic ‎זְהָא‎, adjective ‎זָהוֺהָא‎ haughty, proud; glory, boast, be magnificent; yet compare Ol§ 174 near the end) ‎זוֺ‎, ‎זוּ‎.

Brown-Driver-Briggs References

Book Refs
1 Kings 6:1 · 6:4 · 6:37
Daniel 2:31