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

Strong winds are occurring but are not so strong as to warrant a High wind warning. —Ca Weather Bot, Sacbee.com, 1 Mar. 2026

My crystal ball is a little foggy as to the future of tropical trees after such a hard freeze. —Tom MacCubbin, The Orlando Sentinel, 28 Feb. 2026

Gate changes happen frequently, but airlines and airports usually offer little insight as to why these adjustments are made. —Iona Brannon, Travel + Leisure, 27 Feb. 2026

There was no limit at the time as to how many songs could be submitted from a film. —Paul Grein, Billboard, 27 Feb. 2026

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