Definition

• n. a magazine published at regular intervals
• adj. published or happening regularly at fixed periods

Example

She subscribes to a science periodical that arrives every month.

她订阅了一份每月出刊的科学期刊。

Word mapPublications

bulletinL4periodicalgazetteL5

Word familyperiod-

n.

periodL2

adj.

periodicL5

adv.

periodicallyL6