Pronunciation: /ɛkspləˈreɪʃ(ə)n/
noun
[mass noun]-
1the action of exploring an unfamiliar area: space exploration [count noun]: an exploration of the African interior
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the action of searching an area for natural resources: onshore oil and gas exploration
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2thorough examination of a subject: some changes in the care-giving situation may need exploration [count noun]: an exploration of society and human nature