1
Stage 1 of 3
tele
Greek · ancient
"far, distant"
far, distant, combined with skopein (to view)
2
Stage 2 of 3
telescopio
Italian · 1610s
"an instrument for viewing distant objects"
coined in Italy shortly after Galileo's refinements to the new viewing instrument
3
Stage 3 of 3
telescope
English · 1640s
"an instrument for viewing distant objects"
settled as the English word for the instrument for viewing distant objects
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