αἰθάλη

ἡ
A. = αἴθαλος, esp. soot Hp. Mul. 1.91, LXX Ex. 9.8, Dsc. 5.75, v.l. in Luc. DDeor. 15.1.
II. sublimed vapour, Zos. Alch.p.250B., al.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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