acetaminophen
noun
acet·amin·o·phen
ə-ˌsē-tə-ˈmi-nə-fən 
ˌa-sə-tə-
: a crystalline compound C8H9NO2 that is a hydroxy derivative of acetanilide and is used in chemical synthesis and in medicine to relieve pain and fever
Examples of acetaminophen in a Sentence
Recent Examples on the Web
When to Seek Medical Care For many people, migraine episodes improve with over-the-counter (OTC) treatments, such as Tylenol (acetaminophen) or nonsteroidal anti-inflammatory drugs (NSAIDs), like Advil or Motrin (ibuprofen).
—
Brigid Dwyer, Verywell Health, 19 May 2025
Instead, she was given IV fluids, acetaminophen (brand name: Tylenol) for her fever and an anxiety drug.
—David J. Neal, Miami Herald, 18 May 2025
How to feel better For ovarian cysts that cause pain, medications such as acetaminophen, ibuprofen, or another non-steroidal anti-inflammatory (NSAID) drug can help, Baldonieri says.
—Stacey Colino, Time, 13 May 2025
Pharmacotherapy includes different classes of medicines such as over-the-counter NSAIDs and acetaminophen; topical agents (e.g. lidocaine, diclofenac); antidepressants (amitryptaline, venlafaxine); or antiepileptics (pregabalin, gabapentin).
—Lipi Roy, Forbes.com, 16 May 2025
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Brigid Dwyer, Verywell Health, 19 May 2025
Instead, she was given IV fluids, acetaminophen (brand name: Tylenol) for her fever and an anxiety drug.
—David J. Neal, Miami Herald, 18 May 2025
How to feel better For ovarian cysts that cause pain, medications such as acetaminophen, ibuprofen, or another non-steroidal anti-inflammatory (NSAID) drug can help, Baldonieri says.
—Stacey Colino, Time, 13 May 2025
Pharmacotherapy includes different classes of medicines such as over-the-counter NSAIDs and acetaminophen; topical agents (e.g. lidocaine, diclofenac); antidepressants (amitryptaline, venlafaxine); or antiepileptics (pregabalin, gabapentin).
—Lipi Roy, Forbes.com, 16 May 2025
See All Example Sentences for acetaminophen
Cite this Entry
“Acetaminophen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acetaminophen. Accessed 4 Jun. 2025.
Copy CitationKids Definition
acetaminophen
noun
acet·amin·o·phen
ə-ˌsēt-ə-ˈmin-ə-fən
: a crystalline compound used in medicine to relieve pain and fever
Medical Definition
acetaminophen
noun
acet·amin·o·phen
ə-ˌsēt-ə-ˈmin-ə-fən
ˌas-ət-
ˌas-ət-
: a crystalline compound C8H9NO2 that is a hydroxy derivative of acetanilide and is used in chemical synthesis and in medicine instead of aspirin to relieve pain and fever
called also paracetamol
see liquiprin, panadol, tylenolLove words? Need even more definitions?
Merriam-Webster unabridged
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