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

Of the more than 12,000 cases in Michigan, 193 patients had received hospital treatment as of July 30, according to local health officials. — CBS News, 6 Aug. 2026

The numbers in this report reflect the guild’s most up-to-date information as of March 2026. — Katie Campione, Deadline, 5 Aug. 2026

The vote totals are accurate as of late Tuesday night, but official results and provisional ballots will still need to be certified by election authorities. — Rashad Alexander, Kansas City Star, 5 Aug. 2026

Uber shares are down 12% this year as of Tuesday's close, while the Nasdaq is up 14% over that stretch. — Lora Kolodny, CNBC, 5 Aug. 2026

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