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

Doubts arise as to who and what António is. —Callum McLennan, Variety, 7 Nov. 2025

Strong winds are occurring but are not so strong as to warrant a High wind warning. —Ca Weather Bot, Sacbee.com, 7 Nov. 2025

At the time of writing, there is still a huge degree of uncertainty as to when or how SNAP benefits will be resumed, leaving millions of recipients in the dark. —James Factora, Them., 7 Nov. 2025

While the initial impact to travelers is expected to be somewhat limited, there continues to be no firm answer as to how many flights would be, or could be, canceled at DTW. —Leah Olajide, Freep.com, 7 Nov. 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