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

Questions will remain as to whether his offense can hold up or his defense can improve. — Spencer Nusbaum, New York Times, 18 Aug. 2026

Training could also lead to DNA fragmentation or damage to sperm cells, which might cause miscarriages, as well as to concerningly high levels of white blood cells in ejaculate. — Adam Kovac, Scientific American, 18 Aug. 2026

As to the Cubs’ trademarks, the team maintains Wrigley View Rooftop has used them without permission and has sparked consumer confusion as to whether the Cubs are selling the rooftop tickets. — Michael McCann, Sportico.com, 17 Aug. 2026

Some of those of note include that the study was self-report-focused, without any vestibular analysis that could offer key clues as to where PES may be mechanistically based. — New Atlas, 17 Aug. 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