1. a person who reads books, newspapers, or other written material
2. a book containing passages for reading practice, especially for students learning to read
3. a device that reads or scans information from cards, disks, or other media

Examples

• She is an avid reader who finishes several books each month.
• The children practiced with their first-grade reader every night.
• Insert your card into the card reader to access the building.
• The publisher hired a reader to review the new manuscript.
• He was promoted from lecturer to reader at Oxford University.
• The library attracts readers of all ages throughout the day.
• This barcode reader can scan items quickly at checkout.