as to

preposition

1

: as for, about

at a loss as to how to explain the error

2

: according to, by

graded as to size and color

Synonyms of as to

• regarding
• toward
• as far as
• concerning
• about
• on
• as for
• as regards
• of

Examples of as to in a Sentence

I'm in a quandary as to how to deal with the problem.

Recent Examples on the Web

With record numbers of rocket launches, and a fairly high-density airspace full of support aircraft of all types, any counter-drone systems must be carefully calibrated so as to not interfere with the communication, navigation or telemetry of rockets or other vehicles. —Brett Tingley, Space.com, 12 Dec. 2025

The Weld County Sheriff's Office is investigating and seeking information as to what happened to the missing cows. —Jesse Sarles, CBS News, 12 Dec. 2025

From the sidelines, an indefatigably kind and patient nurse (Fisayo Akinade) observes these fractious family dynamics with a rueful twinkle, gently counseling the dying matriarch as to how to bring her brood back together. —Guy Lodge, Variety, 11 Dec. 2025

The report indicates that management's faith in Breakker is absolute, with one source going so far as to compare his future trajectory to that of the company's biggest modern icon. —Andrew Ravens‎, MSNBC Newsweek, 11 Dec. 2025

Word History

First Known Use

14th century, in the meaning defined at sense 1

Rhymes for as to

• accrue
• ado
• ainu
• aircrew
• airscrew
• anew
• askew
• baboo
• babu
• bamboo
• beaucoup
• bijou

Kids Definition

as to

preposition

1

: with respect to : about

confused as to what happened

2

: according to sense 1

graded as to size