a reverse dictionary; a yet-to-be-invented online tool similar to a search engine where a user submits a definition or meaning of an unknown term or word and the website attempts to give term or word described, often more than one word will result from a search
I couldn't remember the word for the adjective describing someone who is disposed to being silent or not speaking freely or is reserved, reluctant, or restrained. I used the rictionary at rictionary.com and discovered the word I was searching for was "reticent."
The strange phenomenon of erotic / erotically tinted words found almost always in the linked words block above almost every definition on Urban Dictionary.
Dude, I was just looking up Dick Cheney on UD, and I saw the word ''penis'' in the linked words section above the first definition.