Dictionaries are used to define words, to verify spelling or pronunciation, to check on usage, or to determine the etymological history of a word. They may also contain biographical and geographic information. The term 'dictionary' is often synonymous with 'encyclopedia,' referring to an alphabetical arrangement of entries, regardless of their length.
The granddaddy of dictionaries is the Oxford English
The OED online is also available to full time Spring Hill College students and faculty. Look at the entry for the word "transgenosis."
The OED lists the word as first appearing in 1973 in the Proceedings of the National Academy of Science, volume LXX (70), on page 723.
In addition to traditional dictionaries there are numerous
other types as well.