知名度 (zhīmíngdù) is a noun meaning "popularity," "fame," or "degree of public recognition." It is used to describe how well-known a person, brand, or organization is, and frequently appears with expressions of increase or decrease.
这个品牌最近几年知名度提升了很多。
zhège pǐnpái zuìjìn jǐ nián zhīmíngdù tíshēng le hěn duō.
This brand's visibility has increased a lot in recent years.
他通过社交媒体迅速提高了自己的知名度。
tā tōngguò shèjiāo méitǐ xùnsù tígāo le zìjǐ de zhīmíngdù.
He quickly raised his visibility through social media.
那家餐厅在本地的知名度很高,经常要排队。
nà jiā cāntīng zài běndì de zhīmíngdù hěn gāo, jīngcháng yào páiduì.
That restaurant is very well-known locally and often has a line.