tyrosinase
noun
ty·ros·i·nase
tə-ˈrä-sə-ˌnās 
tī-,
-ˌnāz
: a copper-containing enzyme that promotes the oxidation of phenols (such as tyrosine) and is widespread in plants and animals
Examples of tyrosinase in a Sentence
Recent Examples on the Web
And then there’s hydroquinone, another well-known, though somewhat controversial, tyrosinase inhibitor.
—
Jenna Ryu, SELF, 4 Mar. 2025
Resorcinol works by blocking tyrosinase, the enzyme responsible for melanin production, which helps fade dark spots and keeps new ones from popping up.
—Christa Joanna Lee, Allure, 20 Dec. 2024
In addition, three compounds demonstrated skin-brightening properties due to their ability to inhibit tyrosinase activity.
—New Atlas, 6 Sep. 2024
Kojic acid is often recommended as a gentle, low-risk alternative to hydroquinone, which is also a tyrosinase inhibitor, Dr. Kim says.
—Devon Abelman, Allure, 3 Oct. 2024
On a biological level, hydroquinone works by inhibiting an enzyme called tyrosinase, which aids in the production of melanin, Dr. Cook-Bolden says.
—Sara Coughlin, SELF, 26 Sep. 2024
The enzyme tyrosinase is involved in the production of melanin, which determines skin color.
—New Atlas, 6 Sep. 2024
Essentially, hydroquinone decreases the production of melanin by inhibiting a pigment-producing enzyme called tyrosinase.
—Taryn Brooke, Allure, 13 Nov. 2023
Wang also mentioned research into melanoma-detecting systems that can check for levels of the enzyme tyrosinase in suspicious skin moles.
—IEEE Spectrum, 15 Nov. 2019
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Jenna Ryu, SELF, 4 Mar. 2025
Resorcinol works by blocking tyrosinase, the enzyme responsible for melanin production, which helps fade dark spots and keeps new ones from popping up.
—Christa Joanna Lee, Allure, 20 Dec. 2024
In addition, three compounds demonstrated skin-brightening properties due to their ability to inhibit tyrosinase activity.
—New Atlas, 6 Sep. 2024
Kojic acid is often recommended as a gentle, low-risk alternative to hydroquinone, which is also a tyrosinase inhibitor, Dr. Kim says.
—Devon Abelman, Allure, 3 Oct. 2024
On a biological level, hydroquinone works by inhibiting an enzyme called tyrosinase, which aids in the production of melanin, Dr. Cook-Bolden says.
—Sara Coughlin, SELF, 26 Sep. 2024
The enzyme tyrosinase is involved in the production of melanin, which determines skin color.
—New Atlas, 6 Sep. 2024
Essentially, hydroquinone decreases the production of melanin by inhibiting a pigment-producing enzyme called tyrosinase.
—Taryn Brooke, Allure, 13 Nov. 2023
Wang also mentioned research into melanoma-detecting systems that can check for levels of the enzyme tyrosinase in suspicious skin moles.
—IEEE Spectrum, 15 Nov. 2019
Cite this Entry
“Tyrosinase.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tyrosinase. Accessed 21 Mar. 2025.
Copy CitationMedical Definition
tyrosinase
noun
ty·ros·i·nase
tə-ˈräs-ə-ˌnās, tī-, -ˌnāz
: an enzyme that promotes the oxidation of phenols (as tyrosine) and is widespread in plants and animals
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