throughout
adv. timeadv. in every part of something or during the whole time an event happens. You use it to show that something is true from the beginning to the end.
adv. in every part of a place or object, or during the entire duration of a period or event. Often functions as a sentence-final modifier or follows the verb it qualifies.
The house is painted white throughout.
The film was quite long, but the audience remained silent and attentive throughout.
Although the initial chapters are somewhat slow, the author maintains a sense of mounting tension throughout, culminating in a finale that few readers will see coming.
From Old English þurh ūt, equivalent to through + out. Compare German durchaus (“all the way, fully, absolutely”).
When used as an adverb, it typically appears at the end of a clause to indicate consistency across time or space.
He slept throughout of the meetingHe slept throughout the meetingWhen used as a preposition, 'throughout' is followed directly by a noun; it does not take 'of'.