physiological
adjective
phys·i·o·log·i·cal
ˌfi-zē-ə-ˈlä-ji-kəl 
variants
or physiologic
1
: of or relating to physiology
2
: characteristic of or appropriate to an organism's healthy or normal functioning
the sodium level was physiological
3
: differing in, involving, or affecting physiological factors
a physiological strain of bacteria
Examples of physiological in a Sentence
Recent Examples on the Web
The aim was to learn whether the effects of mindfulness are driven more by attentional processes or by changes in arousal, with a combination of neural and physiological markers.
—
Mark Travers, Forbes.com, 27 Aug. 2025
Second, these expectations, while intangible, are the product of subjective and physiological experiences that are wired into the brain’s pain-processing circuitry and can be modified over time.
—Dr. Sanjay Gupta, CNN Money, 26 Aug. 2025
The Expedition 73 astronauts and cosmonauts focused on medical and physiological data collection, as well as Earth observations and servicing spacesuit cameras this week aboard the International Space Station.
—Robert Z. Pearlman, Space.com, 22 Aug. 2025
The cutting edge or research in this area focuses on AI models that can take in information such as facial expressions, gaze direction, behavioral patterns, and physiological signals, and adapt their responses according to the user’s emotional state.
—Marc Fernandez, IEEE Spectrum, 21 Aug. 2025
See All Example Sentences for physiological
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Mark Travers, Forbes.com, 27 Aug. 2025
Second, these expectations, while intangible, are the product of subjective and physiological experiences that are wired into the brain’s pain-processing circuitry and can be modified over time.
—Dr. Sanjay Gupta, CNN Money, 26 Aug. 2025
The Expedition 73 astronauts and cosmonauts focused on medical and physiological data collection, as well as Earth observations and servicing spacesuit cameras this week aboard the International Space Station.
—Robert Z. Pearlman, Space.com, 22 Aug. 2025
The cutting edge or research in this area focuses on AI models that can take in information such as facial expressions, gaze direction, behavioral patterns, and physiological signals, and adapt their responses according to the user’s emotional state.
—Marc Fernandez, IEEE Spectrum, 21 Aug. 2025
See All Example Sentences for physiological
Cite this Entry
“Physiological.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/physiological. Accessed 6 Sep. 2025.
Copy CitationKids Definition
physiological
adjective
phys·i·o·log·i·cal
ˌfiz-ē-ə-ˈläj-i-kəl
variants
or physiologic
1
: of or relating to physiology
2
: characteristic of healthy or normal functioning of the body
Medical Definition
physiological
adjective
phys·i·o·log·i·cal
ˌfiz-ē-ə-ˈläj-i-kəl
variants
or physiologic
1
: of or relating to physiology
2
: characteristic of or appropriate to an organism's healthy or normal functioning
3
: differing in, involving, or affecting physiological factors
a physiological strain of bacteria
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