Meaning of ALPHABETISM in English

ˈ ̷ ̷ ̷ ̷_bəˌtizəm, -_bəd.ˌiz-, -ˌbed.ˌiz- noun

( -s )

: the use of letters as symbols:

a. : the representation of speech sounds by vowel and consonantal rather than syllabic signs

b. : the use of groups of letters (as ABC or XYZ) as a signature or nom de plume

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.