noun Date: 1924 the unjustified use of a comma between coordinate main clauses not connected by a conjunction (as in “nobody goes there anymore, it's boring”)
COMMA SPLICE
Meaning of COMMA SPLICE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012