`#802 ` | 10140 | | Greek Acrophonic Attic One Quarter ‣ One Half Obol ‣ Mathematical Symbol | **Definition:** **1) **acrophonic Attic one quarter; **2) **one half obol, a weight of approximately 0.36g in the standard Attic system; **3) **mathematical symbol in Georgius Pachymeres (3142) **Status:** deprecated, use `#114` **Usage:** in corpus |