autonomic
Americanadjective
-
of or relating to the autonomic nervous system.
-
Physiology. under the control of the autonomic nervous system.
-
Cell Biology. produced by internal forces or causes; spontaneous.
adjective
-
occurring involuntarily or spontaneously
-
of or relating to the autonomic nervous system
-
Also: autonomous. (of plant movements) occurring as a result of internal stimuli
Other Word Forms
Etymology
Origin of autonomic
First recorded in 1825–35; autonom(y) + -ic
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The 44-year-old Los Angeles resident says the peptides have helped with myriad symptoms she has long struggled with due to a disorder of her autonomic nervous system.
From The Wall Street Journal ● Apr. 20, 2026
Neuroscientists call such coordinated movement and autonomic activity “interpersonal synchrony.”
From The Wall Street Journal ● Jan. 22, 2026
It's part of the autonomic nervous system, which controls things we don't think about, like breathing, heart rate and digestion.
From BBC ● Nov. 8, 2025
Your autonomic nervous system regulates heartbeat and blood pressure, but with POTS, the body stops keeping these functions in check, causing symptoms like nausea, dizziness, and extreme fatigue.
From Slate ● Sep. 15, 2025
“The android autonomic nervous system isn’t as flexible at cutting in and out as ours. But as you say, this wouldn’t work for more than five or six seconds.”
From "Do Androids Dream of Electric Sheep?" by Philip K. Dick
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
