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Added 9 October 2026

inside

/ˈɪnsaɪd/ noun

In Latin: intus, intrā Wiktionary

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about inside at Wordnik → Where our words come from →

The region that is inside of something.
The inner or enclosed surface of something.

adjective

Relating to or being on the side closer to the center or within a defined space.
he reached into his inside jacket pocket
Being or applying to the inside of a building.
an inside wall
Confined to an exclusive group.
privy to inner knowledge

adverb

Within a building.
in winter we play inside
On the inside.
inside, the car is a mess
With respect to private feelings.
inwardly, she was raging

Origin

From Middle English ynneside; equivalent to in- + side. Compare German Innenseite (“inside”), Danish inderside (“inside”), Swedish insida (“inside”), Dutch binnenzijde (“inside”), German Low German Binnensied, Binnersied (“inside”), Saterland Frisian Binnersiede (“inside”).

From Wiktionary, via Kaikki.org (CC BY-SA)

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