from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Alternative spelling of contranym.
The word contronym also the synonym antagonym is used to refer to words that, by some freak of language evolution, are their own antonyms.
Another example of a contronym might be a word that has one meaning in one dialect and the opposite meaning in another dialect.
Such a perplexing word might be called a contronym, using the prefix contra - (from the Latin contra meaning ` against '), or possibly a contradictonym.
One of the more curious phenomena of language is the contronym also called an “antagonym”, which is when a word has come to represent two opposite meanings.
In New Zealand English nowadays, a "dairy" is a convenience store, although this is not an example of a contronym.
Google search for “contronym” (the fancy word for a word which means one thing as well as its opposite) and see how many there are.