: the 22nd letter of the Greek alphabet see Alphabet Table
variants
or ch'i
or less commonly qi,
often Chi
: vital energy that is held to animate the body internally and is of central importance in some Eastern systems of medical treatment (such as acupuncture) and of exercise or self-defense (such as tai chi)
Examples of chi in a Sentence
Noun (2)
the concept of chi is of central importance in acupuncture
Recent Examples on the Web
Jen Juneau, PEOPLE, 13 Apr. 2026
What to Remove for Better Feng Shui Feng shui, an ancient Chinese practice, focuses on creating a harmonious flow of energy, known as chi.
—Mary Cornetta, Better Homes & Gardens, 8 Apr. 2026
Making your way into the backyard, a zen garden anchored by an ebbing fountain can be found in lieu of an outdoor pool, a modular sofa invites you to soak in the positive chi emanating from your surroundings, and a shaded dining area creates an enticing backdrop for alfresco meals.
—Bailey Berg, Architectural Digest, 8 Apr. 2026
In this practice, all of that light is good for bringing positive energy, called chi, and family harmony.
—Patricia Shannon, Southern Living, 11 Feb. 2026
See All Example Sentences for chi
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Noun
Chicago's aunt Khloé Kardashian also posted a video of Tatum, her daughter Trueand the birthday girl dancing on a pink and white dance floor next to a personalized stage featuring cow and horse figurines, hay bales, pretty pastel balloons and ‘Chi’ in huge pink letters.
—Jen Juneau, PEOPLE, 13 Apr. 2026
What to Remove for Better Feng Shui Feng shui, an ancient Chinese practice, focuses on creating a harmonious flow of energy, known as chi.
—Mary Cornetta, Better Homes & Gardens, 8 Apr. 2026
Making your way into the backyard, a zen garden anchored by an ebbing fountain can be found in lieu of an outdoor pool, a modular sofa invites you to soak in the positive chi emanating from your surroundings, and a shaded dining area creates an enticing backdrop for alfresco meals.
—Bailey Berg, Architectural Digest, 8 Apr. 2026
In this practice, all of that light is good for bringing positive energy, called chi, and family harmony.
—Patricia Shannon, Southern Living, 11 Feb. 2026
See All Example Sentences for chi
Cite this Entry
“Chi.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chi. Accessed 27 Apr. 2026.
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