active transport
noun
: the movement of a chemical substance by the expenditure of energy against a gradient in concentration or in electrical potential across a plasma membrane compare passive transport
Examples of active transport in a Sentence
Recent Examples on the Web
This may partly account for why, even in Luton, one-fifth of the children studied switched from car-based to active transport during the study period.
—
Christine Ro, Forbes, 6 Sep. 2024
Compared to the baseline, 42% of the central London children switched from car-riding to active transport (walking, cycling, scootering, and/or using public transport).
—Christine Ro, Forbes, 6 Sep. 2024
In Luton, 21% of the children transitioned to passive transport, so that essentially there was no change in rates of active transport.
—Christine Ro, Forbes, 6 Sep. 2024
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Christine Ro, Forbes, 6 Sep. 2024
Compared to the baseline, 42% of the central London children switched from car-riding to active transport (walking, cycling, scootering, and/or using public transport).
—Christine Ro, Forbes, 6 Sep. 2024
In Luton, 21% of the children transitioned to passive transport, so that essentially there was no change in rates of active transport.
—Christine Ro, Forbes, 6 Sep. 2024
Cite this Entry
“Active transport.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/active%20transport. Accessed 5 Jul. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share