うつる

う

つ

る

うつる · godan verb (-ru)

Form	Positive	Negative
Dictionary	うつる	うつらない
Polite	うつります	うつりません
Past polite	うつりました	うつりませんでした
Past	うつった	うつらなかった
Te-form	うつって	うつらないで
Desire	うつりたい	うつりたくない
Potential	うつれる	うつれない
Passive	うつられる	うつられない
Causative	うつらせる	うつらせない
Causative passive	うつらせられるalso うつらされる	うつらせられないalso うつらされない
Volitional	うつろう
Polite volitional	うつりましょう
Imperative	うつれ	うつるな
Conditional	うつれば	うつらなければ
Tara conditional	うつったら	うつらなかったら

Meanings

godan verb (-ru), intransitive verb

be infected; be contagious; catch

usually written using kana alone

Intransitive verb meaning an illness or condition spreads to a person or thing. Often used with に to mark the source or the affected person. Cross-referenced with 移る sense 5, which covers a broader 'transfer' meaning; this word focuses on infection/contagion.

Kanji

伝transmit, go along, walk along
染dye, color, paint
感emotion, feeling, sensation

Related words

移うつる
移る (sense 5) has a broader meaning of 'transfer' or 'move' (e.g., 責任が移る 'responsibility shifts'). うつる (伝染る/感染る) is specifically for infection or contagion.
うつす
Transitive counterpart: うつす (移す/伝染す) means 'to infect' or 'to pass on' (e.g., 風邪をうつす 'give someone a cold').

Written forms

Applies to each form listed below

gikun (meaning-based reading) or jukujikun

伝う染つる
Kanji form using 伝染 (transmission/infection); recognizable but less common than kana.
感う染つる
Kanji form using 感染 (infection); recognizable but less common than kana.

Etymology

The reading うつる is a gikun (meaning-based reading) applied to kanji compounds 伝染 and 感染, which normally would be read でんせん and かんせん respectively. The verb itself is likely related to 移る (to move/transfer), with a specialized sense of disease transmission.