発 疹(はっしん)

はっしん

noun

rash; skin eruption

1. rash; skin eruption; exanthema

An outbreak of spots, redness, or irritation on the skin, typically caused by allergies, infections, or other medical conditions.

腕(うで)に発疹(はっしん)が出(で)た。

A rash appeared on my arm.

薬(くすり)のアレルギーで発疹(はっしん)が出(で)ることがある。

A rash can appear due to a drug allergy.

全身(ぜんしん)に赤(あか)い発疹(はっしん)が広(ひろ)がったので、すぐに病院(びょういん)に行(い)った。

Red rashes spread all over my body, so I went to the hospital immediately.

A medical term composed of 発(はつ) (outbreak, occurrence) and 疹(しん) (rash). The standard word for skin rashes in both medical and everyday contexts.

Pronunciation

The reading はっしん is standard. An older reading ほっしん also exists but is less common today. Be careful not to confuse with the homophone 発信(はっしん) (sending, transmitting).

Common collocations

発疹(はっしん)が出(で)る — a rash appears
発疹(はっしん)が広(ひろ)がる — a rash spreads
発疹(はっしん)が引(ひ)く — a rash subsides
アレルギー性(せい)発疹(はっしん) — allergic rash

Similar words

湿疹(しっしん) — eczema, dermatitis (chronic or recurring skin condition)
蕁麻疹(じんましん) — hives, urticaria (raised itchy welts)
かぶれ — rash from contact irritation (more casual)

Related Words

Compare: 湿疹(しっしん) (eczema, dermatitis)

Compare: 蕁麻疹(じんましん) (hives, urticaria)

Compare: かぶれ (rash from contact irritation)

general

Added 2026.3.29 23:13 · Revised 2026.9.2 13:01

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