What is Dwarf ?
Dwarf is (noun) 1. in fairy stories, a very small imaginary person Snow White and the Seven Dwarfs. (NOTE: The plural is dwarfs or dwarves.) 2. a person of smaller than normal height (NOTE: Some people avoid this term as it can cause offence and prefer person of short stature or person of restricted growth.) (adj) (of plants) low-growing dwarf beans (verb) to make something look very small His house is dwarfed by the office block next door.
source: Easier English, Student Dictionary Upper Intermediate Level