観かん測そく

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Common wordJLPTN2Freq.FrequencyTop 5,000

観測する · noun or participle which takes 'suru'

Meanings

Scientific, technical, or systematic observation and measurement, such as weather, astronomical, or statistical data collection.

Used for expressing a personal view, forecast, or assessment, often in news or analytical contexts. Less common than sense 1.

〈物もの〉を観かん測そくするto observe/measure something (e.g. weather, a star)
天てん文もん台だいで新あたらしい彗すい星せいを観かん測そくした。
They observed a new comet at the observatory.
〜という観かん測そくもあるthere is also a view/speculation that ~
来らい年ねん、景けい気きが回かい復ふくするという観かん測そくもある。
There is also speculation that the economy will recover next year.
〈場ば所しょ〉で観かん測そくするto observe/take measurements at a location
南なん極きょくで気き温おんの変へん化かを観かん測そくしている。
They are observing temperature changes in Antarctica.
〈事こと〉と観かん測そくされるto be thought/predicted to be ~ (based on analysis)
選せん挙きょは与よ党とうが勝しょう利りすると観かん測そくされている。
It is predicted that the ruling party will win the election.

観かん察さつN3sense 1
観察 focuses on careful, detailed watching (often over time), while 観測 stresses systematic measurement and data collection, as in weather or astronomy.
予よ測そくN3sense 2
予測 is a direct prediction or forecast, whereas 観測 in its opinion sense implies a reasoned view based on observed data.
測そく定ていN2sense 1
測定 is the general term for taking a measurement of a value, while 観測 specifically implies ongoing scientific observation such as of weather or celestial bodies.
見み通とおしN1sense 2
見通し is a general outlook or forecast about how things will develop, while 観測 in this sense is a more analytical assessment often cited in news reports.

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天てん体たい観かん測そくN1
観測 is the general word for scientific observation or measurement of any kind, while 天体観測 specifically means observing celestial bodies like stars and planets.
計けい測そく
観測 is used for measuring natural phenomena like weather or astronomy through observation, while 計測 is used for measurement in general technical contexts.

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From 観 (view, observe) and 測 (measure, fathom). The combination naturally yields 'observation and measurement', extended to 'informed opinion'.