1. inside (something): "the spread of fire within the building"Similarinsideinwithin the bounds/confines ofenclosed bysurrounded byOppositeoutside
▪ inside the range of (an area or boundary): "a field located within the city"Similarinsideinside the range/limits ofwithin the bounds ofOppositeoutside
▪ inside the range of (a specified action or perception): "within reach"
▪ not further off than (used with distances): "Bob lives within a few miles of Honesdale"
▪ occurring inside (a particular period of time): "sold out within two hours"Similarin less thanin underin no more thanafter only
▪ inside the bounds set by (a concept, argument, etc.):"full cooperation within the terms of the treaty"
adverb
1. inside; indoors: "inquire within"
▪ internally or inwardly:"beauty coming from within"
Word Originlate Old Englishwithinnan ‘on the inside’.