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
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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

Word History

First Known Use

1953, in the meaning defined above

Time Traveler
The first known use of passive transport was in 1953

Dictionary Entries Near passive transport

Cite this Entry

“Passive transport.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/passive%20transport. Accessed 24 Nov. 2024.

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