What does "essentially" mean?

1. (basically or fundamentally) basically; used when you are describing the most important part of something.

essentially — meaning, definition & examples

adv. basically; used when you are describing the most important part of something.

adv. fundamentally or inherently; used to highlight the core characteristic of a thing or situation despite superficial details.

simple

“The two plans are essentially the same.”

contextual

“While the interface looks different, the underlying software remains essentially unchanged from the previous version.”

complex

“The debate was essentially a conflict between those who prioritized economic growth and those who advocated for environmental preservation.”

Common phrases and expressions where native English speakers use the word “essentially” in context.

Verb

01. essentially consist

“The new regulations essentially consist of three main points that every company must follow.”

adv + verb

Often functions as a sentence adverb or modifies an adjective to simplify a comparison.

Learners often over-use 'basically' in formal writing; 'essentially' is a more sophisticated alternative for academic or professional contexts.

“You’re in your own clothes, already sweating, and then on top of that you have to essentially put on full PPE,” she says.”

The Guardian 14 Aug 2026

“Aviv writes, not entirely comfortably, of how she is essentially living out her own mother’s dream career.”

The Guardian 11 Aug 2026

From essential + -ly.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

NOUN

ADJECTIVE

ADVERB

essentially(B2)