Throughout (adverb)

1. In every part of; all over.
2. During the whole of (a period of time or the whole of a particular place).
3. Throughout the entire duration of an event.

Origin:

Mid 16th century: formed from through + out.

Examples:

1. The book is full of typos throughout.
2. Throughout the day, he felt tired.
3. The company has been successful throughout its history.
4. There were delays throughout the entire journey.
5. The company's products are available throughout the country.