lungs is a form of:

Botany



noun — Plural: Botanies
1.
(the study of plant life, that branch of biology which is concerned with the structure and growth of plant) រុក្ខសាស្ដ្រ, រុក្ខវិទ្យា
ENGLISH MEANING
noun — Plural: Botanies
1.
The science which treats of the structure of plants, the functions of their parts, their places of growth, their classification, and the terms which are employed in their description and denomination.
2.
A book which treats of the science of botany.