noun
Used in the fixed expression 案の定 (あんのじょう, 'as expected') and rarely as a standalone noun meaning 'certainty' or 'reality'.
See also: 案の定 (あんのじょう)
案の定、彼は遅刻した。
As expected, he was late.
noun, used as a prefix
Prefix used in compounds like 定宿 (じょうやど, 'one's regular hotel') to indicate something fixed or habitual.
See also: 定宿
出張のときはいつも定宿に泊まる。
When on business trips, I always stay at my regular hotel.
noun
samadhi (Buddhist meditative concentration)
Buddhist term for a deep state of meditative absorption; often appears in compounds like 禅定 (ぜんじょう).
See also: 三昧 (さんまい) · 禅定 (ぜんじょう)
禅定に入ることで心の平静を得る。
One attains mental tranquility by entering samadhi.