From an unused root meaning to regulate; a row, i.e. Rank (of soldiers), story (of rooms) -- board, range.
H7713. sederah
[שְׂדֵרָה] noun feminine 1. row, rank of soldiers in line.
2 architectural term. (probably for סְדֵרָה, see above and compare Ba§ 92 a); — only plural absolute שְׂדֵרוֺת 2 Kings 11:8; 2 Chronicles 23:14, רֹת- 1 Kings 6:9; 2 Kings 11:15; —
1 rows, ranks, 2 Kings 11:8, and 11:15 2 Chronicles 23:14 (where thought to be gloss by Benz, on account of מִבַּיִת, within).
2 technical term of building, בָּאֲרָוִים וּשְׂדֵרֹת גֵּבִים 1 Kings 6:9, meaning unknown.