How to Pronounce Photoallergy
Definition, meaning, and phonetic spelling
Photoallergy Pronunciation
foh-toh-AL-er-jee
Stressed syllable in ALL CAPS · hyphens separate syllables
Syllable Breakdown
foh
toh
AL
stress here
er
jee
5 syllables
What is Photoallergy?
Photoallergy is an immune-mediated skin reaction in which UV light triggers an allergic response to a photosensitizing substance applied to or taken into the body. It typically appears as an itchy rash in sun-exposed areas and requires prior sensitization to develop.
Questions About Photoallergy
How do you pronounce photoallergy?
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Photoallergy is pronounced foh-toh-AL-er-jee. Break it into four syllables: foh-toh-AL-er-jee. The stress falls on the third syllable, AL, which should be said louder and longer than the others.
What's the most common mistake people make when saying photoallergy?
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Many people accidentally stress the first syllable and say FOH-toh-allergy instead of foh-toh-AL-er-jee. Remember: the AL in the middle gets the emphasis, not the beginning of the word.
What do the word parts of photoallergy mean?
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Photoallergy comes from two parts: photo- means light (from Greek), and allergy means an immune reaction to a substance. Put together, it literally means a light-triggered immune reaction.
How many syllables does photoallergy have?
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Photoallergy has four syllables: pho-to-al-ler-gy. When you say it slowly, you can count each part separately: foh (1), toh (2), AL (3), er (4), jee (5)—actually five if you count the final sound, but it's often said as four distinct beats.
What's a simple way to understand what photoallergy means?
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Photoallergy is when sunlight and a substance on or in your skin team up to cause an allergic-type reaction. Think of it as your skin's immune system reacting to something only when light activates it.
What other medical words use the photo- root?
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Several words share the photo- root meaning light: photosensitivity (sensitivity to light), phototherapy (treatment using light), and photophobia (fear or discomfort from light). These all start with photo- because they involve light in some way.
Can you use photoallergy in a sentence?
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Here's an example: "The dermatologist explained that my patient's rash was a photoallergy caused by sunlight interacting with a substance on the skin." This shows how you'd use the term when talking about or reading medical information.
Is there a shorter way to say or write photoallergy?
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Photoallergy is sometimes shortened to photoallergic when used as an adjective (for example, "photoallergic reaction"), but there's no common single-letter abbreviation like there is for some other medical terms.

