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

Police said the investigation into the shooting was ongoing as of Wednesday night. —Todd Feurer, CBS News, 1 Jan. 2026

Westbrook this season has climbed four spots on the NBA’s all-time scoring list to 16th as of Wednesday. —Chris Biderman, Sacbee.com, 1 Jan. 2026

Previously, beneficiaries had to have a qualifying medical condition that began before their 26th birthday, but that cut-off rises to age 46 as of January 1 due to the ABLE Age Adjustment Act passed in 2022. —Kamaron McNair, CNBC, 1 Jan. 2026

Officials had not released information on what caused the collision as of Tuesday. —Greg Wehner, FOXNews.com, 31 Dec. 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