Asper

noun

1. Rough; rugged; harsh; cruel; savage.
2. In Greek grammar, a sign (′ ) placed before or over an initial vowel or ρ to show that it is aspirated, that is, pronounced as if h preceded it; the rough breathing. Thus, ο=ς = hos; ῤίς = hris.
3. An old Egyptian and Turkish silver coin: now only a money of account.
4. The rough breathing; a mark (ʽ) placed over an initial vowel sound or over ρ to show that it is aspirated, that is, pronounced with h before it; thus "ws, pronounced hōs, "rh`twr, pronounced hrā"tōr.
5. A Turkish money of account (formerly a coin), of little value; the 120th part of a piaster.