as of

preposition

: on, at, from

—used to indicate a time or date at which something begins or ends

takes effect as of July 1

As of now, it's difficult to tell in a cancer's early stage which patients have which kind of tumor.

—Melinda Beck

As of last year [2010], women held 51.4 percent of all managerial and professional positions, up from 26 percent in 1980 …

—Kate Bolick

Examples of as of in a Sentence

Recent Examples on the Web

What’s Next The investigation remains ongoing as of time of writing. —Marni Rose McFall, MSNBC Newsweek, 1 Oct. 2025

Amazon Ads and Spotify announced a global strategic partnership that gives advertisers using Amazon DSP programmatic access to Spotify’s streaming audio and video inventory, which as of June reached 696 million monthly users. —Todd Spangler, Variety, 1 Oct. 2025

Celebrities have been breaking out their leather pants as of late, providing fresh outfit inspiration for the next few weeks of transitional dressing ahead. —Kristina Rutkowski, Vogue, 1 Oct. 2025

The global bank had around 229,000 employees as of the fourth quarter of last year. —Nino Paoli, Fortune, 1 Oct. 2025

Word History

First Known Use

1781, in the meaning defined above

Rhymes for as of

• above
• foxglove
• hereof
• thereof
• whereof
• dove
• glove
• love
• shove
• hereinabove

Kids Definition

as of

preposition

: on entry 1 sense 3, at

we begin work as of Tuesday

as of the moment, things are fine