Sic's a Latin word meaning "thus", "so", "as such", or "in such a manner". In writing, it's placed within square brackets and usually italicized – [sic] – to indicate that an incorrect or unusual spelling, phrase, punctuation, and/or other preceding quoted material has been reproduced from the quoted original and isn't a transcription error. It'd a long vowel in Latin (sīc), meaning that it was pronounced like the English word "seek" (IPA /'sik/); however, it's normally anglic… (More on Sic)