alphabetism

noun
al·​pha·​bet·​ism | \ -₋bətˌiz- -ˌbetˌiz-\
plural -s

Definition of alphabetism

: 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 (such as ABC or XYZ) as a signature or nom de plume

First Known Use of alphabetism

1867, in the meaning defined above

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