- Throughout means in or during the entire time or part.
An example of throughout used as an adverb is in the sentence, "He remained relaxed throughout the surgery," which means that he was relaxed for the whole surgery, from start to finish.
- Throughout is defined as in every part, during every part or all the way through.
An example of throughout used as a preposition is in the sentence, "The park is open throughout the year," which means that the park is open year round.
throughout definition by Webster's New World
- through the whole of; in every part of: throughout the nation
- all the way through; during every part of: sleeping throughout the lecture
- in or during every part; everywhere; from start to finish
- in every respect
throughout definition by American Heritage Dictionary
- In or through all parts; everywhere: The material is flawed throughout.
- During the entire time or extent: Though unsure how her speech would be received, she remained calm and professional throughout.