# perspicacious

> English word · Adjective · IPA /ˌpɜː.spɪˈkeɪ.ʃəs/

## Definitions
1. Of acute discernment; having keen insight; mentally perceptive.
2. Able to physically see clearly; quick-sighted; sharp-sighted.

## Etymology
First attested 1548, from Late Latin perspicācitās (“discernment”), from Latin perspicax (“sharp-sighted”), from perspiciō (“look through”), from per- (“through”) + speciō (“look at”). See also perspective.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/perspicacious