not more than a particular distance away
A shell exploded within 50 metres of the Allied headquarters.
within reach of something (=close enough to a place for you to go there easily): Hotel Belvedere is within easy reach of the town centre.
within sight/earshot (=close enough for you to see or hear): At last our little boat came within sight of Alexandria Bay.
‘Hurry up!’ Dan yelled, as soon as Peter was within earshot.
Synonyms and related words