1. inside the limits or bounds of something
2. not exceeding a particular time limit
3. not exceeding a particular distance

1. on the inside; internally

Examples

• The keys are somewhere within the house.
• Please submit your application within two weeks.
• The store is within walking distance of my home.
• The castle walls were crumbling, but the rooms within were still beautiful.
• She felt a strange peace within.
• The answer lies within yourself.
• All residents within five miles were evacuated.