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Definitions

inside

[in-sahyd, in-sahyd, in-sahyd, in-sahyd, in-sahyd, in-, in-sahyd] / ˌɪnˈsaɪd, ˈɪnˌsaɪd, ˌɪnˈsaɪd, ˈɪnˈsaɪd, ˌɪnˈsaɪd, ˈɪn-, ˈɪnˌsaɪd /
ADJECTIVE
in the middle; interior
Synonyms
STRONGEST
indoors
STRONG
central
WEAK
inner innermost internal intramural inward surrounded under a roof
Antonyms
WEAK
exterior external known outer outside public
ADJECTIVE
secret
Synonyms
STRONG
classified closet exclusive limited private
WEAK
confidential esoteric hushed internal restricted
Antonyms
STRONG
unlimited unrestricted
WEAK
exterior external known outer outside public
ADVERB
within
Synonyms
STRONGEST
indoors
WEAK
under a roof under cover within doors within walls
Antonyms
WEAK
exterior outside
NOUN
middle, lining
Synonyms
STRONGEST
innards interior
STRONG
belly bowels breast center contents gut heart recess soul stuffing womb
WEAK
inner portion
Antonyms
STRONG
exterior exteriority outside periphery

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.

To test this idea, they used nonlinear optical techniques to inject charges deep inside the material.

From Science Daily • Apr. 10, 2026

Those of us without the inside scoop can just hope that the latest rally doesn’t fizzle: Stock futures point to a mixed open as U.S. inflation data looms.

From The Wall Street Journal • Apr. 10, 2026

Alongside the mysteries, expect a few phantasmagorical hallucinations, including a race of Lemurians living inside Mt.

From Los Angeles Times • Apr. 9, 2026

The incident raised concerns about whether they had benefited from inside information of the US military operation.

From BBC • Apr. 9, 2026

As she stepped inside, she heard the sound of someone somewhere playing a fiddle.

From "Legendary Frybread Drive-In" by Cynthia Leitich Smith