See also: 週期

Chinese edit

For pronunciation and definitions of – see 週期 (“period of time; cycle; classification of elements”).
(This term is the simplified and variant traditional form of 週期).
Notes:

Japanese edit

Kanji in this term
しゅう
Grade: 4

Grade: 3
on’yomi

Etymology edit

From shū (, circuit) + ki (, period).

Noun edit

(しゅう)() (shūki

  1. period of time, cycle