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observation

['ɔbzə'veɪʃ(ə)n] abbr.
abbr. obbo; observ; obsv
abbr., mil. obsn; obsr
mil., logist. The condition of weather and terrain that permits a force to see the friendly, enemy, and neutral personnel and systems, and key aspects of the environment. (FRA)
Observation
: 7 phrases in 2 subjects
Mathematics5
Statistics2

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