nymph
Definitions
A mythological spirit of nature imagined as a beautiful maiden inhabiting rivers, woods, or other locations.
A young, sexually attractive woman.
An immature form of an insect that does not change greatly as it grows, such as a dragonfly or grasshopper.
Examples
In Greek mythology, the wood nymph was said to protect the ancient forest from intruders.
The biologist carefully observed the dragonfly nymph as it emerged from the pond to begin its transformation.