ϩⲟⲥⲙ, -ⲏⲙ2, -ⲙⲉ3 S, -ⲉⲙ B, ϩⲁⲥⲙ4 SF, ϩⲱⲥⲉⲙ5 SSf nn m, natron (carbonate of soda): Jer 2 22 S (B ϧⲁⲓ) νίτρον; ib B (S ⲥⲙⲣⲱϩⲉ) ποία; BHom 49 S ⲟⲩϩ. ⲙⲛⲟⲩⲁⲛϫⲓⲣ (var R 2 2 33 ϩ.4 σμῆγμα only); P 44 88 S, K 204 B ⲡⲓϩ. نطرون; MG 25 296 B watchman ⲉϥⲣⲱⲓⲥ ⲉⲛⲓϩ., ib 303 B ⲙⲁ ⲛⲉⲣ ϩⲱⲃ ϧⲉⲛⲡⲓϩ. = BIF 13 112 S, ib 56 B ⲉⲛ ϩ. ⲉⲃⲟⲗ, WS 146 S ⲣⲧⲟϥ ⲛϩ., AZ 25 116 S ϩ.3 ⲟⲩϣⲓ, ib 1123, PMéd 216 S2, Z 627 S ⲟⲩϩ.4 ⲛⲅⲑⲛⲟϥ, AZ 25 27 Sf ϩⲏⲙⲉ ϩⲁⲛϩ.5, BKU 1 21 vo F pound ⲟⲩⲕⲗⲉⲗ ⲛϩ.4, Bodl(P)a 2 32 S ϩ.5, CO 250 S ⲡⲡⲁ[ⲣⲁⲇⲉⲓ]ⲥⲟⲥ ⲙⲡϩ. sc book of Apophthegmata; various sorts S: ϩ. ⲛⲁⲣⲁⲃⲓⲕⲟⲛ Z 6274, PMéd 176; ⲛⲁⲣⲥⲉⲛⲓⲕⲟⲛ Ora 4 25; ⲃⲉⲣⲛⲓⲕⲁⲣⲓⲟⲛ · ϩ. ⲉϥⲧⲣϣⲣⲱϣ ﻧ׳ احمر P 44 65, ϩ.4 ⲉϥⲧⲟⲣϣ PChass 2 14, ⲛⲕⲟⲕⲟⲥ Bodl(P)a 1 a; ⲉϥⲣⲱⲭ PMéd 162; ϩ.4 ⲛⲧⲉ ⲣⲁⲕⲟⲧⲉ Z 628.
In place-name: ⲡⲧⲟⲟⲩ ⲙⲡϩ. ὄρος τῆς Νιτρίας (Z 346), ἐρῆμος τῆς Ν. (HM 1 141), ἡ Ν. (Mor 37 105), ⲡⲧ. ⲙⲡϩ. (Wess 15 127) = ⲡⲧ. ⲛⲧⲛⲓⲧⲣⲓⲁ (ib 125), ⲧ. ⲛⲧⲉ ⲡⲓϩ. = ib ⲛⲧⲉ ⲡⲓϩⲙⲟⲩ (MG 25 263). V EW Hist 18 & CO l c n.
