The Klingon Dictionary is the first comprehensive sourcebook for Klingon language and syntax, including fundamental rules of grammar as well as words and expressions that illustrate the complex nature of Klingon culture. It features a precise pronunciation guide, rules for proper use of affixes and suffixes, and a small phrasebook with Klingon translations for essential expressions such as "Activate the transport beam," "Always trust your instincts," and the ever-popular "Surrender or die!"
Marc Okrand devised the dialogue and coached the actors speaking the KlingonTM language heard in Star Trek III: The Search for SpockTM, Star Trek V: The Final FrontierTM, and Star Trek VI: The Undiscovered CountryTM. The Klingon language he developed has also been used in a number of episodes of Star Trek: The Next Generation® and Star Trek: Deep Space Nine®. In addition, he created the Vulcan dialogue for Star Trek II: The Wrath of KhanTM and Star Trek III