It seems ironic to be defining the term 'dictionary,' but here we go! Dictionaries are resources for finding word meanings, parts of speech, word origins and even synonyms and antonyms. Dictionaries have definitely evolved over the years. The English language really began with the Anglo-Saxons in Great Britain.
If it is a US Passport, that it is the 9 digit number located in the top corner of the passport info page. In the example below the passport number is 31195855. Other Countries have different types of numbers (usually with letters added) but most often it's in the same place. This Canadian Passport number is AB504966.
1 Passport Book Number: 2  The Passport Book Number is commonly called the inventory control number. 3  You may or may not have a Passport Book Number on your passport. 4  The location of the Passport Book Number on your passport may vary depending on the country that issued your passport. City: City where passport was issued. 2  Write current official name of the city. 3  e.g., write Mumbai instead of Bombay. 4  If your passport was issued outside India, such as in USA or even some third country, write that city, state/province and country here.