Definitions for 78ˈsɛv ən tiˈeɪt
Random House Webster's College Dictionary
a cardinal number, 70 plus 8.
a symbol for this number, as 78 or LXXVIII.
78*ˈsɛv ən tiˈeɪt(n.)(pl.)
a type of shellac-based phonograph record that played at 78 revolutions per minute.
Category: Hi-Fi and Audio
* 78s, 78's..
Origin of 78:
seventy-eight, 78, LXXVIII(noun)
the cardinal number that is the sum of seventy and eight
a shellac based phonograph record that played at 78 revolutions per minute
seventy-eight, 78, lxxviii(adj)
being eight more than seventy
A gramophone record played at 78 revolutions per minute.