Japanese edit

Kanji in this term
せん
Grade: S
ふく > ぷく
Grade: S

Grade: 3
かん
Grade: 2
on’yomi
Alternative spelling
潛伏期間 (kyūjitai)
 
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Etymology edit

From 潜伏 (incubation, concealment) +‎ 期間 (duration, period).

Noun edit

(せん)(ぷく)()(かん) (senpukukikan

  1. (pathology, epidemiology) incubation period