Stomata are tiny pores or openings found on the surface of leaves, stems, and other plant parts. These structures are crucial for photosynthesis as they allow the exchange of gases such as carbon dioxide, oxygen, and water vapor. Other possible synonyms for stomata include stomates, stomatal apparatus, pore complex, leaf pores, cuticular stomata, and foliar stomata. Some of these synonyms refer to the specific location of stomata on certain plant structures, such as cuticular stomata on the outermost layer of leaves and foliar stomata on the leaf blade. Nevertheless, all these terms can be used interchangeably to describe the essential features of stomata in the plant's physiology.