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
Travel ::
Travel (n.) An account, by a traveler, of occurrences and observations during a journey; as, a book of travels; -- often used as the title of a book; as, Travels in Italy..
Barometrically ::
Barometrically (adv.) By means of a barometer, or according to barometric observations..
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..
Word ::
Word (n.) A brief remark or observation; an expression; a phrase, clause, or short sentence..
Exposure ::
Exposure (n.) The state of being exposed or laid open or bare; openness to danger; accessibility to anything that may affect, especially detrimentally; as, exposure to observation, to cold, to inconvenience..
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..
Circle ::
Circle (n.) An instrument of observation, the graduated limb of which consists of an entire circle..
Squat ::
Squat (v. t.) To sit close to the ground; to cower; to stoop, or lie close, to escape observation, as a partridge or rabbit..
Zoophytological ::
Zoophytological (a.) Of or pertaining to zoophytology; as, zoophytological observations..
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..
Almagest ::
Almagest (n.) The celebrated work of Ptolemy of Alexandria, which contains nearly all that is known of the astronomical observations and theories of the ancients. The name was extended to other similar works..
Privacy ::
Privacy (n.) The state of being in retirement from the company or observation of others; seclusion.
Conversation ::
Conversation (n.) Colloquial discourse; oral interchange of sentiments and observations; informal dialogue.
Experiment ::
Experiment (n.) Atrial or special observation, made to confirm or disprove something doubtful; esp., one under conditions determined by the experimenter; an act or operation undertaken in order to discover some unknown principle or effect, or to test, establish, or illustrate some suggest or known truth; practical test; poof..
Reading ::
Reading (n.) An observation read from the scale of a graduated instrument; as, the reading of a barometer..
Retire ::
Retire (v. i.) To go back or return; to draw back or away; to keep aloof; to withdraw or retreat, as from observation; to go into privacy; as, to retire to his home; to retire from the world, or from notice..
Reckoning ::
Reckoning (n.) The calculation of a ship's position, either from astronomical observations, or from the record of the courses steered and distances sailed as shown by compass and log, -- in the latter case called dead reckoning (see under Dead); -- also used for dead reckoning in contradistinction to observation..
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