[1] : The Collaborative International Dictionary of English v.0.48

tariff \tar"iff\, n. f. tarif; cf. sp.  pg. tarifa, it.
   tariffa; all fr. ar. ta'rimacf information, explanation,
   definition, from 'arafa, to know, to inform, explain.
   1. a schedule, system, or scheme of duties imposed by the
      government of a country upon goods imported or exported;
      as, a revenue tariff; a protective tariff; clay's
      compromise tariff. u. s. 1833.
      1913 webster

   note: the united states and great britain impose no duties on
         exports; hence, in these countries the tariff refers
         only to imports.
         1913 webster

   note: a tariff may be imposed solely for, and with reference
         to, the production of revenue called a

   revenue tariff, or

   tariff for revenue, or for the artificial fostering of home
      industries 

   a projective tariff, or as a means of coercing foreign
      governments, as in case of

   retaliatory tariff.
      webster 1913 suppl.

   2. the duty, or rate of duty, so imposed; as, the tariff on
      wool; a tariff of two cents a pound.
      1913 webster

   3. any schedule or system of rates, changes, etc.; as, a
      tariff of fees, or of railroad fares. --bolingbroke.
      1913 webster
see also:
revenue tariff tariff for revenue a projective tariff retaliatory tariff 

Tariff >> T Words
Tariff, definition of term: Tariff
tariff_pag1.html

Projective Geom >> P Words
Projective Geom, definition of term: Projective Geom
projective+geom_pag1.html