noun or participle which takes 'suru', transitive verb, intransitive verb
fix; settle; standardize; regularize
Transitive or intransitive use with する: to set something to a fixed standard, or for something to become fixed/uniform. Often used in formal, business, or technical contexts.
会議の日程を一定にする必要がある。
We need to fix the meeting schedule.
この地域では気温が一年を通じて一定している。
In this region, the temperature remains constant throughout the year.
noun which may take the genitive case particle 'no'
constant; fixed; uniform; prescribed
Attributive use with の: describes something that is set, unchanging, or standardized. Common in phrases like 一定の条件, 一定の期間, 一定の基準.
一定の条件を満たせば、誰でも応募できる。
Anyone can apply if they meet the prescribed conditions.
この薬は一定の効果が認められている。
This medicine has been recognized to have a definite effect.