The term 'century starter' refers to a type of crossword puzzle that is designed to be solved in one hundred words or less. The two solutions provided for this term are MID (3 letters) and CEE (3 letters). MID stands for the Middle English Dictionary, which is an online resource that provides access to over 4, 000 Middle English texts from the period 1100-1500. CEE stands for the Corpus of Early English Correspondence, which is a database of over 1.5 million words of written correspondence from the period 1410-1681.