Common Era (CE) and Before the Common Era (BCE) are year notations for the Gregorian calendar (and its predecessor, the Julian calendar), the world's most widely used calendar era. Common Era and Before the Common Era are alternatives to the original Anno Domini (AD) and Before Christ (BC) notations used for the same calendar era.

CE is an abbreviation for Common Era. It means the same as AD (Anno Domini) and represents the time from year 1 and onward. BCE is short for Before Common Era. It can be used instead of BC (Before Christ) and stands for the time before year 1. There was never a year zero.

What BCE and CE mean, and how they differ from BC/AD. BCE and CE stand for 'Before Common Era' and 'Common Era' respectively. The former means the same as BC and the latter is the same as AD. Thus, AD 1 and 1 CE mean the same year. These terms were first used during the 17th century.

2015年1月14日 · 现代由于西历纪元的通用和标准化，为避免非西方、非基督徒的反感，英语的“纪元前”和“纪元后”常分别用“BCE”和“CE”来代表；“CE”是“Common Era”的缩写，意为“公元”，而“BCE”是“Before the Common Era”的缩写，意为“公元前”。

2021年1月13日 · What do BC and BCE mean? The abbreviation BC stands for “before Christ,” while AD stands for annō Dominī, which translates to “in the year of the lord.” The lord that’s being referenced, as BC hints at, is Jesus Christ. The alternative to using BC and AD would be to use BCE, which means “before Common Era,” and CE, which means ...

2017年3月27日 · The BCE/CE dating system was first used in the 17th century and has been used since in scholarly publications read by people of all faiths and cultures in an effort to be inclusive. This system is also...

公元前（Before Christ或Beforethe Common Era，缩写B.C.或BCE），公元元年以前时间的统称，是当今国际社会通用纪年标准公历纪元（Common Era，缩写CE）引出的相对时间概念。公元前最初代表耶稣出生之前的时代，尽管目前学界认为耶稣可能并非诞生于公元元年。

CE stands for 'Common Era', and BCE stands for 'Before Common Era'. These terms work the same way as AD and BC—BCE counts backward, and CE counts forward from year 1. CE and BCE allow people of all faiths (or no faith) to talk about …

AD stands for Anno Domini, Latin for “in the year of the Lord”, while BC stands for “before Christ”. CE stands for “common (or current) era”, while BCE stands for “before the common (or current) era”. These abbreviations have a shorter history than BC and AD, although they still date from at least the early 1700s.

2025年2月11日 · At its core, BCE stands for Before the Common Era. It is a chronological notation system used to label years before the start of the “Common Era” (CE), which is equivalent to the Anno Domini (AD) system. Essentially, BCE is to CE what BC (Before Christ) is to AD (Anno Domini).