The Oxford English Dictionary is the most comprehensive and authoritative dictionary of the English language. It is also one of the oldest, having been first published in 1884.

The OED covers over 600,000 words and 3 million quotations from a wide range of sources, including literature, science, history, and the arts. It provides detailed information about each word’s origins, usage over time, pronunciation, etymology (derivation), and meaning(s). The OED is an important resource for scholars and writers alike; it can help you understand the development of the English language as well as trace how particular words have been used throughout history.

If you’re looking for a definitive guide to all things English – from grammar to vocabulary to idioms – then look no further than the Oxford English Dictionary!