Definition of observation

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Observation (n.) Specifically, the act of measuring, with suitable instruments, some magnitude, as the time of an occultation, with a clock; the right ascension of a star, with a transit instrument and clock; the sun's altitude, or the distance of the moon from a star, with a sextant; the temperature, with a thermometer, etc..

Lern More About Observation

Distinguishment :: Distinguishment (n.) Observation of difference; distinction.
South :: South (a.) Lying toward the south; situated at the south, or in a southern direction from the point of observation or reckoning; proceeding toward the south, or coming from the south; blowing from the south; southern; as, the south pole..
Malobservation :: Malobservation (n.) Erroneous observation.
Remark :: Remark (n.) Act of remarking or attentively noticing; notice or observation.
Hypsometer :: Hypsometer (n.) An instrument for measuring heights by observation of barometric pressure; esp., one for determining heights by ascertaining the boiling point of water. It consists of a vessel for water, with a lamp for heating it, and an inclosed thermometer for showing the temperature of ebullition..
Regard :: Regard (v. t.) Attention of the mind with a feeling of interest; observation; heed; notice.
Chronometer :: Chronometer (n.) A portable timekeeper, with a heavy compensation balance, and usually beating half seconds; -- intended to keep time with great accuracy for use an astronomical observations, in determining longitude, etc..
Preliminary :: Preliminary (a.) Introductory; previous; preceding the main discourse or business; prefatory; as, preliminary observations to a discourse or book; preliminary articles to a treaty; preliminary measures; preliminary examinations..
Observation :: Observation (n.) Hence: An expression of an opinion or judgment upon what one has observed; a remark.
Reduction :: Reduction (v. t.) The preparation of the facts and measurements of observations in order to deduce a general result.
Remark :: Remark (n.) The expression, in speech or writing, of something remarked or noticed; the mention of that which is worthy of attention or notice; hence, also, a casual observation, comment, or statement; as, a pertinent remark..
Comment :: Comment (n.) A note or observation intended to explain, illustrate, or criticise the meaning of a writing, book, etc.; explanation; annotation; exposition..
Concealment :: Concealment (n.) A place of hiding; a secret place; a retreat frem observation.
Photoscope :: Photoscope (n.) Anything employed for the observation of light or luminous effects.
Barometrically :: Barometrically (adv.) By means of a barometer, or according to barometric observations..
Noticeable :: Noticeable (a.) Capable of being observed; worthy of notice; likely to attract observation; conspicous.
Eyesight :: Eyesight (n.) Sight of the eye; the sense of seeing; view; observation.
Geodesy :: Geodesy (n.) That branch of applied mathematics which determines, by means of observations and measurements, the figures and areas of large portions of the earth's surface, or the general figure and dimenshions of the earth; or that branch of surveying in which the curvature of the earth is taken into account, as in the surveys of States, or of long lines of coast..
Barometrical :: Barometrical (a.) Pertaining to the barometer; made or indicated by a barometer; as, barometric changes; barometrical observations..
Heed :: Heed (n.) Attention; notice; observation; regard; -- often with give or take.
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