a molecule (or a computer unit of data, bit) of truth is the most basic unit of truth, rigtyness etc. The word used almost exclusively when referring to internet, but not limited to other media.
Wikipedia has probably the most molecules of exactyl on the Internet.
by Timichal December 10, 2005
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Exactyl like a Pterodactyl;

A term used to express the "exactness" of a phrase and/or situation. Originating from a common typo of "exactly," as well as a hybrid of poor English skills, Exactyl like Pterodactyl is an excellent way to agree with someone in a light, carefree manner.
"Fat people always lie!"
"Exactyl like Pterodactyl!"
by aWeThUm March 4, 2006
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