アレルギー

• Reading: アレルギー
• Romaji: arerugii
• Pronunciation: /a.ɾe.ɾɯ.ɡiː/

Meaning

Allergy. An immune reaction to certain substances like food, pollen, or medicine.

A loanword from German 'Allergie.' Used as a noun, often with がある (to have). Common types include 花粉アレルギー (pollen allergy), 食物アレルギー (food allergy), and 薬アレルギー (drug allergy). Japan has a very high rate of hay fever (花粉症), making allergy vocabulary essential.

Examples

1. 私は卵のアレルギーがあります。 I have an egg allergy.
2. 春になると花粉のアレルギーがひどくなる。 When spring comes, my pollen allergy gets really bad.
3. アレルギーがある方はスタッフに伝えてください。 If you have any allergies, please let the staff know.

Usage Guide

Context: medical, restaurants, daily life

Tone: neutral

Origin & History

Borrowed from German 'Allergie,' which derives from Greek 'allos' (other) and 'ergon' (work). Entered Japanese medical vocabulary in the early 20th century.

Cultural Context

Era: Modern

Generation: All ages

Social background: Universal