Definitions

main idea

[meyn ahy-dee-uh] / ˈmeɪn aɪˈdi ə /

NOUN

central idea

Synonyms

STRONGEST

basic idea basic thought central principle central thought main point

STRONG

core crux essence gist heart keynote pith point substance

WEAK

basic principle basis

NOUN

bottom line

Synonyms

STRONGEST

core crux essence income profit reality

WEAK

basis conclusion determination fiber final decision fundamentals key point last word loss main point main thing meat and potatoes name of the game net nitty-gritty nuts and bolts point sum and substance what it's all about whole story

NOUN

core

Synonyms

STRONGEST

basis body bottom line crux essence focus foundation heart importance nucleus origin root substance thrust

STRONG

amount base bulk burden consequence corpus import kernel mass meat middle midpoint midst nub pith pivot purport quick significance staple upshot

WEAK

meat and potatoes nitty gritty

Antonyms

STRONGEST

exterior exteriority outside

STRONG

cause insignificance source unimportance

WEAK

covering perimeter surface

NOUN

essence

Synonyms

STRONGEST

aspect basis bottom line character core crux element lifeblood meaning nature principle quality reality root soul spirit structure substance

STRONG

attribute backbone base being bottom burden caliber constitution entity essentiality fiber form fundamentals germ grain kernel life marrow meat nitty-gritty nub nucleus pith point property quiddity quintessence stuff timber vein

WEAK

be-all and end-all chief constituent essentia name of game virtuality

Antonyms

STRONG

abstract exterior exteriority outside top

NOUN

point

Synonyms

STRONGEST

idea matter question score subject theme topic

STRONG

argument burden core crux drift force gist head heart import kicker marrow meat motif motive nitty-gritty nub pith pointer proposition stuff text thrust tip tip-off

WEAK

bottom line name of the game nuts and bolts punch line subject matter

Antonyms

STRONG

bottom exterior exteriority outside surface

WEAK

bluntness dullness personality whole

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

All the funny details gesture toward Riley’s main idea: Our modern times feel anxious and isolating.

From Los Angeles Times • May 21, 2026

I produced this 20-minute film to help him fulfill that dream, but the main idea was to share tai chi with technology employees who are working 16 hours a day.

From The Wall Street Journal • May 4, 2026

The party's main idea for adult social care in England is to set up a royal commission within the first 100 days of a new government.

From BBC • Jun. 17, 2024

The main idea is that there is a new kind of computing that isn’t here yet, but it’s coming.

From NewsForKids.net • May 29, 2024

But I agree with the main idea behind the nostalgia: literate people should know how to think about grammar.

From "The Sense of Style" by Steven Pinker

main idea

Example Sentences

Related Words