What does transpiration mean?
Transpiration is the process by which water is transported through a plant, from the roots to the leaves, and is then released into the air as water vapor. This process is an important part of the water cycle and helps to regulate the Earth's temperature. Transpiration occurs through the stomata, small openings on the surface of the leaves, and is driven by the need for water to reach the leaves. Plants transpire water through their leaves to cool themselves down and to release excess water. Transpiration is often confused with evaporation, but it specifically refers to the process of water being transported through a plant. The rate of transpiration is influenced by factors such as temperature, humidity, and light intensity. Transpiration is an essential process for plant growth and development, and it plays a critical role in the Earth's water cycle.
nounThe process by which water is transported through a plant, from the roots to the leaves, and is then released into the air as water vapor.
- The process by which water is transported through a plant, from the roots to the leaves, and is then released into the air as water vapor.
"Transpiration is an important part of the water cycle, and it helps to regulate the Earth's temperature."
"Transpiration is an important part of the water cycle, and it helps to regulate the Earth's temperature."
"Plants transpire water through their leaves to cool themselves down."
The plural form 'transpirations' is used to refer to multiple instances of the process of transpiration.
"The plant underwent several transpirations throughout the day."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of transpiration
The word 'transpiration' comes from the Latin words 'trans' meaning 'across' and 'spirare' meaning 'to breathe'. It was first used in the 17th century to describe the process of water being transported through a plant.
Usage notes
Transpiration is often confused with evaporation, but it specifically refers to the process of water being transported through a plant.