mid-15c., "intended for exploration or scouting," from Latin exploratorius "belonging to scouts," from explorator "scout," from explorare "investigate, examine" (see explore). Alternative explorative is from 1738; explorational is from 1889.
exploratory talks between diplomats
digging an exploratory well in the Gulf of Mexico
an exploratory operation
exploratory reconnaissance
explode
exploit
exploitation
exploitative
exploration
exploratory
explore
explorer
explosion
explosive
exponent
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