throughout

1. 1
   all over a placepreposition

   In or to every part of a place or thing.

   Like water that soaks into every part of a sponge.

   We searched throughout the house but couldn't find the cat.

   The smell of fresh bread spread throughout the kitchen.

   UsagePut the place right after it: throughout the house.

   Similaracross

   Note
2. 2
   during allpreposition

   During all of a time or an event, from the start to the end, as in 'throughout the night.'

   It rained throughout the night, and the yard was a lake by morning.

   She stayed calm throughout the test.

   UsageIt means the whole time: throughout the night. During can mean just one moment in it.

   Similarthrough, during

3. 3
   adverb

   Everywhere inside a place or thing, in every part of it.

   The old house has been freshly painted throughout.

   The museum was crowded throughout, from the lobby to the top floor.

   UsageIt usually comes last: painted throughout.

   Similareverywhere

4. 4
   adverb

   For the whole time something is happening, from start to end.

   She stayed calm throughout, even when things started going wrong.

   The baby slept throughout, never waking once.

   UsageIt usually comes at the end: slept throughout.

   Similarcontinuously, constantly

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