Answer the following Q with stream of consciousness. A dead end is a street with only one inlet / outlet. A dead end is also known as a cul-de-sac (/ ˈkʌldəsæk / or / ˈkʊldəsæk /, from French for cul ( "bottom") + de ("of") + sac ("bag, sack") ) or no exit road in certain contexts and dialects.\n\nBased on this passage, where does the term cul de sac come from?
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The relevant sentence in the passage is: A dead end is also known as a cul-de-sac (/ ˈkʌldəsæk / or / ˈkʊldəsæk /, from French for cul ( "bottom") + de ("of") + sac ("bag, sack") ) or no exit road in certain contexts and dialects. Therefore, the final answer is from French for cul ( `` bottom '' ) + de ( `` of '' ) + sac ( `` bag , sack '' ).
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