# inside

Pronunciation: say "in-SYD" /ɪnˈsaɪd/

## Preposition

1. In or into the interior of something, or within its limits or boundaries.
   - Simple: In or into the inner part of something, or within its walls or edges.
   - _The reactor core sits inside a thick concrete containment shell._
   - _He kept his wallet inside his jacket, safe from pickpockets._
8. Within a given period of time; in less than the stated span.
   - Simple: In less than a certain amount of time.
   - _The team completed the rescue inside thirty minutes._
   - _She paid back the loan inside a year._

## Adverb

2. In or into the inner part of something, especially a building or room; indoors.
   - Simple: In or into a building, a room, or the inner part of something.
   - _When the temperature dropped, everyone moved inside for the evening._
   - _The children played inside while the rain poured down._
5. In one's private thoughts or feelings, without expressing them outwardly.
   - Simple: Deep in your heart or mind, without showing it to others.
   - _Inside, he had already decided to quit, though his face gave nothing away._
   - _She thanked them warmly, but inside she resented every word._
10. In prison, or being sent to prison. *(colloquial)*
   - Simple: In or into prison.
   - _He's been inside since the trial ended last spring._
   - _Three of the gang ended up inside after the raid._

## Noun

3. The interior portion of something; its inner part as distinct from the outer surface.
   - Simple: The inner part of something, not its outer part.
   - _The inside of the cathedral was far grander than its plain exterior suggested._
   - _Moisture had collected on the inside of the windshield._
7. Privileged information known only to certain people directly involved. *(slang)*
   - Simple: Secret facts known only to people who are closely involved.
   - _A well-placed friend gave her the inside on the company's plans._
   - _Before the big race, every gambler at the track wanted the inside on how the favorite's injured leg was healing._
9. The organs within a person's or animal's body, especially the stomach and bowels. *(colloquial)*
   - Simple: The organs and guts found within the body.
   - _A sharp pain ran through his insides as the cramp set in._
   - _The rich food upset her insides for the rest of the evening._
11. The side of a curved road or racetrack that follows the shorter arc, nearer the center of the course.
   - Simple: The shorter, inner edge of a curved track or road.
   - _The cyclist hugged the inside through the final corner to hold her lead._
   - _Drivers fight for the inside going into the first turn._
14. The side of the road nearer the curb: the left in countries that drive on the left, the right where driving is on the right. *(UK)*
   - Simple: The side of the road closest to the edge, where cars pull over.
   - _The truck drifted toward the inside and clipped the curb._
   - _Slower traffic should keep to the inside._

## Adjective

Pronunciation: say "IN-syd" /ˈɪnsaɪd/

4. On or relating to the inner side, surface, or part of something, nearer its middle.
   - Simple: On the inner side or part of something, closer to the middle.
   - _Paint had chipped along the inside edge of the window frame._
   - _Stitching along the inside seam had begun to fray._
6. Originating from, arranged by, or belonging to someone within an organization.
   - Simple: Done by or coming from someone within a group or company.
   - _Investigators suspected inside help had disabled the alarms._
   - _The leak came from an inside source close to the board._
12. Of a pitch, passing close to the batter's side of home plate as it crosses.
   - Simple: Thrown close to the batter's side of home plate.
   - _The umpire called the inside pitch a ball._
   - _He jammed the hitter with an inside curve._
13. Positioned at or toward the side of the road nearer the curb: the left where driving is on the left, the right where it is on the right. *(UK)*
   - Simple: On or toward the side of the road nearest the edge.
   - _Keep to the inside lane until your exit._
   - _The bus stopped in the inside lane to pick up passengers._

## Noun

15. Someone traveling in the enclosed interior of a coach or carriage rather than on its outside seats. *(dated, UK)*
   - Simple: A person riding within a coach, not on top of it.

## Other meanings

- (adjective) Of a wife, child or family: belonging to a man's marriage or living in his home, as opposed to an 'outside' one.

## Origin

From Middle English ynneside, equivalent to in- plus side, with related forms in other Germanic languages such as German Innenseite and Swedish insida.

Source: DictionaryAI, https://dictionaryai.com/define/inside (written from Wiktionary data, CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/).