paralysis

noun

pa·​ral·​y·​sis pə-ˈra-lə-səs How to pronounce paralysis (audio)
plural paralyses pə-ˈra-lə-ˌsēz How to pronounce paralysis (audio)
1
: complete or partial loss of function especially when involving the motion or sensation in a part of the body
2
: loss of the ability to move
3
: a state of powerlessness or incapacity to act

Examples of paralysis in a Sentence

The disease causes a paralysis of the legs. The whole country is in a state of paralysis. They are trying to end the political paralysis that has been gripping the country.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
When gone untreated, Lyme disease can produce a wide range of symptoms depending on the stage of infection, including fever, rash, facial paralysis, irregular heartbeat and arthritis. Rebecca Morin, USA Today, 1 Aug. 2025 There are three stages of Lyme disease, which can include flu-like symptoms, dizziness, chest pain, palpitations, arthritis, facial nerve paralysis, ongoing joint pain, fatigue, depression, palpitations, and other neurological, rheumatological and cardiac involvement. Alli Rosenbloom, CNN Money, 31 July 2025 Lyme disease, commonly transmitted through tick bites, can initially cause flu-like symptoms but may escalate to include joint swelling, brain fog, nerve damage, and even facial paralysis if untreated, according to Mayo Clinic. Amber Corrine, VIBE.com, 31 July 2025 The progressive paralysis in dogs can be caused by vaccinations, a gastrointestinal or respiratory infection, exposure to bacteria from raw poultry, or raccoon saliva. Alyce Collins, MSNBC Newsweek, 25 July 2025 See All Example Sentences for paralysis

Word History

Etymology

Latin, from Greek, from paralyein to loosen, disable, from para- + lyein to loosen — more at lose

First Known Use

1525, in the meaning defined at sense 1

Time Traveler
The first known use of paralysis was in 1525

Browse Nearby Words

Cite this Entry

“Paralysis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/paralysis. Accessed 5 Aug. 2025.

Kids Definition

paralysis

noun
pa·​ral·​y·​sis pə-ˈral-ə-səs How to pronounce paralysis (audio)
plural paralyses -ə-ˌsēz How to pronounce paralysis (audio)
: complete or partial loss of function especially when involving motion or sensation in a part of the body

Medical Definition

paralysis

noun
pa·​ral·​y·​sis pə-ˈral-ə-səs How to pronounce paralysis (audio)
plural paralyses -ˌsēz How to pronounce paralysis (audio)
: complete or partial loss of function especially when involving the power of motion or of sensation in any part of the body see hemiplegia, paraplegia, paresis sense 1

More from Merriam-Webster on paralysis

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