# imperceptibly

> English word · Adverb · frequency rank #71,585

## Definitions
1. Not noticeably; such that it cannot be detected, through being too small or too fast, etc.

## Etymology
From imperceptible + -ly.

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