inside

The part of something surrounded by its outer walls or surface.

• The inside of the cup is dirty.
• She painted the inside of the door.
• The house looks bigger on the inside.

How to use it: the inside of something (The inside of the box is blue.)

Similar words: interior

Opposites: outside, exterior

Common phrases: inside of something, on the inside, from the inside

The side of a bend or track nearest its middle, giving a shorter route.

• The runner stayed on the inside.
• She passed him on the inside of the bend.
• He took the inside to shorten the turn.

Opposites: outside

Common phrases: on the inside, up the inside, take the inside

The side of a road nearest its edge, where slower traffic usually travels.

• The slower car stayed on the inside.
• He passed the truck on the inside.
• She moved to the inside as traffic cleared.

Opposites: outside

Common phrases: on the inside, pass on inside, move to inside

Belonging to the inner surface or boundary of something.

• The inside wall is white.
• He put his keys in an inside pocket.
• The cup has a smooth inside surface.

Similar words: inner, interior, internal

Opposites: outside, outer

Common phrases: inside surface, inside wall, inside edge

Closer to the middle of a place, track, or bend.

• She ran in the inside lane.
• The inside bend is tighter than the outer one.
• He took the inside position before the corner.

Similar words: inner

Opposites: outside, outer

Common phrases: inside lane, inside bend, inside position

In or into a building, container, or other enclosed place.

• Please come inside.
• We stayed inside because it was raining.
• She opened the box and looked inside.

Similar words: within, indoors

Opposites: outside

Common phrases: come inside, stay inside, look inside

In or into a building, away from the open air.

• It is warmer inside.
• We stayed inside all afternoon.
• Can you bring the chairs inside?

Similar words: indoors

Opposites: outside, outdoors

Common phrases: stay inside, come inside, wait inside

In or into the space within something.

• The keys are inside my bag.
• She put the note inside a book.
• What is inside that box?

Similar words: in, within

Opposites: outside

Common phrases: inside a box, inside the house, inside something, inside the envelope