Hard

Hard or "hardness" may refer to: Hardness, resistance of physical materials to change under force
Hard water, water with a high mineral content
Mathematical difficulty; see computational complexity theory
A difficulty level in a video game
Street hardness, an attribute characterized by physical and mental toughness due to living in hostile urban environments
Hard, Austria, a town in Austria
Hard (Brainpower album), a music album by Brainpower
Hard (Gang of Four album), an album by Gang of Four
Hard (Zürich), a quarter in Zürich
Hard (band), a Hungarian hard rock supergroup
Hard (Jagged Edge album)
Hard (tennis), a type of tennis court
Hard (Rihanna song), a 2009 single by Rihanna

Translation

The word "Hard" occurs as such in the following languages: English, French, Dutch.

Translation(s) in other languages: Czech: Tvrdost, German: Hard (Begriffsklärung), Norwegian (Bokmål): Hardhet.