divination using stars; divination by burning straws
• (n.) Divination by burning straws on red-hot iron, and noting the manner of their burning.
Sid'er·o·man`cy noun [ Greek ......... iron + -mancy .] Divination by burning straws on red-hot iron, and noting the manner of their burning. Craig. 
sideromancy Divination by observation of the stars or the interpretation of burning straw smoke and the patterns made by the burnt straw on a hot iron. Sidero- refers to `stars” (Latin) or to `iron” (Greek).sideromancy, sideromantic Divination by burning straws on red-hot iron, and noting the manner of their burning.