passive transport
noun
: the movement of substances (as by diffusion) across a cell membrane without the expenditure of energy compare active transport
Examples of passive transport in a Sentence
Recent Examples on the Web
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
Cite this Entry
“Passive transport.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/passive%20transport. Accessed 6 Jul. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share