"Throughout" indicates that something is happening in every part or during the entire time span of a particular area or period.
"Throughout" is a preposition that indicates that something is happening in every part of a particular area.
The festival is held throughout the city.
Free Wi-Fi is available throughout the coffee shop, so you can stay connected while enjoying your latte.
It can also indicate that something is happening during the entire time span of a specific period.
Throughout the summer, the small coastal town swells with tourists looking to enjoy the sun and surf.
Olivia worked diligently throughout the night to finish the report by the morning deadline.