Webster's American Dictionary of the English Language

Webster's Unabridged Dictionary
More than 113 000 words and their definitions!
The name Webster's Dictionary may refer to any of the line of dictionaries first developed by Noah Webster in the early 19th century, and also to numerous unrelated dictionaries that added Webster's name just to share his prestige.
The dictionary's 1913 edition of the 1900 International, renamed Webster's Revised Unabridged Dictionary