Culdoscope dead-end street (or a dead-end way), a blind alley. Tsin DA.Development of flexible culdoscopy J Am Assoc Gynecol Laparosc. 2000 Aug;7(3):440; author reply 441-2. Culdoscope Culdoscope is an instrument, a kind of endoscope, used to visualize female pelvic organs, introduced through the vagina into the cul-de-sac (which is also called the rectouterine pouch or the pouch of Douglas). The procedure of inserting the culdoscope into the rectouterine pouch is termed culdoscopy. The word culdoscope (and culdoscopy) is derived from the phrase cul-de-sac, which in French literally means "bottom of a sac", here referring to a blind pouch or cavity in
Phrase book books designed for merchants involved in the international trade are attested as well. The earliest known example of this genre is a 1424 manuscript compiled by one Master George of Nuremberg, and intended to help Italian merchants to use High German. Printed phrase books appeared by the late 15th century, exemplified by the "Good Boke to Lerne to Speke French" (ca. 1493-1496). In Asia, phrase books were compiled for the travelers on the Silk Road already in the first millennium AD, such as a Dunhuang manuscript (Pelliot chinois 5538) containing a set of useful Saka ("Khotanese") and Sanskrit phrases. James