The Collaborative International Dictionary
Solecistical
Solecistical \Sol`e*cis"tic*al\, a.
Pertaining to, or involving, a solecism; incorrect. ``He
thought it made the language solecistical and absurd.''
--Blackwall.
Wiktionary
solecistical
a. Pertaining to, or involving, a solecism; incorrect.