rhizoverbBeta
DictionarythroughoutEvery part
preposition / adverb

throughout

throo-OWT/θruːˈaʊt/

Across the whole extent or duration.

Warm lamps illuminate rooms throughout the cutaway house.

Warm lamps illuminate every room in a cutaway house, coverage throughout the whole building.
Etymology
throughOld Englishthrough
+outOld Englishout, outside

Through plus out originally pictured going completely through something—in one side and out the other. That completeness extended to being everywhere within a place or across an entire period.

In context

Digital Transformation with Eric Kimberling5:36
moving your products whether it's your raw materials or your end products throughout the entire supply chain
Top 10 Supply Chain Terms and Definitions [Procurement, Logistics, Warehouse Management, etc.]

More examples

  • The clinic stays open throughout the winter.
  • The apartment has hardwood floors throughout.
  • She takes notes throughout the meeting.

Similar words

everywhere
Refers to all places, not the whole time period.
through
Can cover a whole period, but also describes passage.