Botanist (noun)

1. A person who studies plants, including their classification, structure, physiology, genetics, ecology, and distribution.
2. An expert in the field of botany.

Origin:

Derived from the greek word 'botanikos', which means 'of plants.'.

Examples:

1. The famous botanist discovered several new species of plants in the Amazon rainforest.
2. The botanist was intrigued by the unique adaptations of desert plants.
3. She obtained her PhD in botany and became a successful botanist.
4. The botanist was asked to identify the unusual plant that was found in the park.
5. He spent his entire career as a botanist, studying the plants of the Pacific Northwest.