astragal noun. ['astrǝg(ǝ)l] M17.
[from ASTRAGALUS, partly through French astragale.]
1. Architecture. A small moulding of semicircular section, esp. placed round the top or bottom of a column. Freq. attrib. M17.

2. A ring or moulding round the barrel of a cannon. M17.

3. = ASTRAGALUS 1; in pl. also, dice (for which such bones were formerly used). E18.

4. A thin bar separating panes of glass in a window. E19.

[TahlilGaran] English Dictionary ▲