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AMP: [noun] a nucleotide C10H12N5O3H2PO4 composed of adenosine and one phosphate group that is reversibly convertible to ADP and ATP in metabolic reactions — called also#R##N# adenosine monophosphate, adenylic acid; compare cyclic amp.
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Noah Webster's American Dictionary of the English Language. Noah Webster (1758–1843), the author of the readers and spelling books which dominated the American market at the time, spent decades of research in compiling his dictionaries. His first dictionary, A Compendious Dictionary of the English Language, appeared in 1806.
Merriam-Webster, Incorporated is an American company that publishes reference books and is mostly known for its dictionaries. It is the oldest dictionary publisher in the United States. [1] In 1831, George and Charles Merriam founded the company as G & C Merriam Co. in Springfield, Massachusetts.
- 1831; 192 years ago
- Springfield, Massachusetts, U.S.
- George Merriam, Charles Merriam
- Encyclopædia Britannica, Inc.
Webster's definition: a dictionary of the English language, especially American English, such as Dictionary.com. See examples of WEBSTER'S used in a sentence.
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One of the salient features of Webster's New World dictionaries has been its unusually full etymology, that is, the origin and development of words and the relationship of words to other Indo-European languages. The work also labels words which have a distinctly American origin. The college edition is the official desk dictionary of The New ...
