in grammar, an accent peculiar to the Greek language, marked thus (´), and importing, that the letters over which it is placed ought to be strongly aspirated, or pronounced as if an h were joined with them.

in ichthyology, the trivial name of a species of perca. See Perca.

or Aspre, in commerce, a Turkish coin, three of which make a medine, and worth something more than our halfpenny.

ASPERA arteria, in anatomy, the same with the windpipe or trachea. See Anatomy, p. 281.