A Nymph

1. (Greek mythology, Roman mythology) Any female nature spirit associated with water, forests, grotto, wind, etc.
2. A young girl, especially one who is attractive, beautiful or graceful. Synonyms: lolita, nymphet, nymphette
3. (entomology) The larva of certain insects. Synonyms: instar, naiad
4. (entomology) Any of various butterflies of the family Nymphalidae.