noun
Word Origin mid 16th century: from French solécisme, or via Latin from Greek soloikismos, from soloikos ‘speaking incorrectly’.
Derivatives
Scrabble Points: 12
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Phrase that transgresses the rules of grammar
A solecism is a phrase that transgresses the rules of grammar. The term is often used in the context of linguistic prescription; it also occurs descriptively in the context of a lack of idiomaticness. Wikipedia