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
From a physiological standpoint, digestion is more active during the day.
—
Jahnavi Rapaka, Vogue, 21 Mar. 2026
There might also be physiological effects directly related to the pollutants, but the study method didn’t allow those to be assessed.
—Richard A. Lovett, Outside, 19 Mar. 2026
This temporary form of hair shedding is called telogen effluvium and can happen any time the body undergoes significant physiological or psychological strain.
—Julia Sullivan, Allure, 6 Mar. 2026
Grief is also physiological, Moffa says.
—Alyssa Goldberg, USA Today, 26 Feb. 2026
See All Example Sentences for physiological
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Jahnavi Rapaka, Vogue, 21 Mar. 2026
There might also be physiological effects directly related to the pollutants, but the study method didn’t allow those to be assessed.
—Richard A. Lovett, Outside, 19 Mar. 2026
This temporary form of hair shedding is called telogen effluvium and can happen any time the body undergoes significant physiological or psychological strain.
—Julia Sullivan, Allure, 6 Mar. 2026
Grief is also physiological, Moffa says.
—Alyssa Goldberg, USA Today, 26 Feb. 2026
See All Example Sentences for physiological
Cite this Entry
“Physiological.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/physiological. Accessed 29 Mar. 2026.
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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