アレルギー

§ Understanding アレルギー (Arerugii)

The Japanese word for "allergy" is アレルギー (arerugii). It's a direct loanword from English, so it sounds very similar. This makes it one of those handy words that English speakers can pick up quickly. You'll hear this word frequently in everyday conversations, especially in situations related to health, food, and daily living.

DEFINITION

アレルギー (arerugii): Allergy; a damaging immune response to a substance.

§ Common Uses of アレルギー in Daily Life

You'll find アレルギー popping up in many different contexts. It's not just a medical term; it's part of daily discussions about food, pets, and environmental factors.

• At Restaurants or when eating out: This is one of the most common places you'll use or hear アレルギー.

Hint: "I have an egg allergy."

Hint: "Does this dish contain peanut allergy ingredients?" (meaning, ingredients that cause peanut allergies)

• At the Doctor's Office or Pharmacy: When discussing your health, this word is essential.

Hint: "Do you have any medicine allergies?"

• Talking about environmental factors or pets:

Hint: "I have severe pollen allergy."

Hint: "I have a cat allergy, so I can't own a pet."

§ Recognizing アレルギー in Written Japanese

When reading menus, health forms, or news articles in Japanese, keep an eye out for アレルギー. Food establishments in Japan are increasingly aware of allergies and often provide allergen information. You might see it on labels or in ingredient lists.

Hint: "Please check the allergy information/label."

Understanding and being able to use アレルギー correctly is super practical for anyone living in or visiting Japan, especially if you or someone you're with has allergies. It's a straightforward word that will help you navigate daily life more smoothly and safely.

§ Don't Confuse it with Illness

Many English speakers, when talking about feeling sick, might mistakenly use アレルギー (arerugii) for general discomfort or a cold. This is incorrect. アレルギー specifically refers to an allergic reaction. If you have a cold, use 風邪 (kaze). If you're feeling generally unwell, you might say 具合が悪い (guai ga warui).

§ Understanding アレルギー (arerugii)

The Japanese word for 'allergy' is アレルギー (arerugii). It's a common loanword from English, so you'll hear and see it used in many contexts, just like in English. It refers to a damaging immune response to a substance. Knowing this word is very practical for daily life in Japan, especially when dealing with food, medicine, or environmental sensitivities.

Translation hint: I have aそば (soba) allergy.

Translation hint: This medicine might cause an allergy reaction.

§ Common phrases with アレルギー

Here are some useful phrases incorporating アレルギー:

• アレルギーがあります (arerugii ga arimasu): I have an allergy.

  卵にアレルギーがあります。

  Translation hint: I have an egg allergy.

• アレルギー反応 (arerugii hannou): allergic reaction.

  重いアレルギー反応が出ました。

  Translation hint: I had a severe allergic reaction.

• アレルギー持ち (arerugii mochi): someone who has allergies.

  彼は花粉アレルギー持ちです。

  Translation hint: He has pollen allergies.

§ Related vocabulary

While アレルギー is the main word you'll use for 'allergy,' there are other related terms that are useful to know.

花粉症 (kafunshou)

Hay fever; pollen allergy.

This is a specific type of allergy that is very common in Japan, especially in spring. If you suffer from hay fever, you'll definitely hear this word a lot. Even though it's a type of allergy, people usually use 花粉症 instead of 花粉アレルギー (kafun arerugii) to refer to it.

Translation hint: My hay fever is severe lately.

過敏症 (kabishou)

Hypersensitivity; increased sensitivity.

While アレルギー specifically refers to an immune response, 過敏症 is a broader term for being overly sensitive to something. It might not involve an immune reaction but still causes discomfort or a strong negative response. For example, some people might have a skin rash due to certain materials, which might be described as 過敏症 if it's not a clear allergic reaction.

Translation hint: I can't drink coffee because I have caffeine hypersensitivity.

§ When to use アレルギー vs. other terms

In most cases where you would say 'allergy' in English, you can use アレルギー in Japanese. It's a straightforward translation and widely understood.

However, remember these nuances:

• For hay fever, specifically use 花粉症 (kafunshou). While 花粉アレルギー is understandable, 花粉症 is the much more natural and common term.

• For general sensitivities or strong negative reactions that aren't necessarily immune-related, 過敏症 (kabishou) can be a good alternative. For instance, if someone gets nauseous from a strong smell, it might be 香り過敏症 (kaori kabishou - fragrance hypersensitivity) rather than a fragrance allergy.

So, in summary, when in doubt, use アレルギー. But for specific cases like hay fever, use the more precise term to sound more natural.