Coal miners' pocketbook (1916)What does hygrograph mean?
noun
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Coal miners' pocketbook (1916)formerly The coal and metal miners' pocketbook; principles, rules, formulas and tables by Thomas J. Foster
A hygrograph is an instrument by which the variations in relative humidity are automatically recorded. It consists of a hair psychrometer, the pointer of which carries on its end an inking arrangement so that it can trace a line on section paper ...
Manual of aerography for the United States Navy, 1918 (1918)by Alexander McAdie
The hygrograph is a recording hygrometer which gives a continuous record from which can be deduced the relative humidity of the atmosphere and it records the actual weight of water vapor in the air per unit volume. A bundle of hair cured ...
Handbook of meteorology (1921)a manual for cooperative observers and students by Jacques Wardlaw Redway
The hygrograph is a hygrometer with recording mechanism like that of the thermograph. Drum, clock and record sheets are much the same in both, except that ...
Practical mine ventilation (1922)by James R. Robinson
A hygrograph is an instrument by which the variations in atmospheric humidity are automatically recorded. In appearance, this instrument resembles a thermograph except that an animal hair is substituted for the spiral lamina. The hair ...
Bulletin (1915)A hygrograph is an instrument by which the variations in atmospheric humidity are automatically recorded. In appearance, this instrument resembles a thermograph except that an animal hair is substituted for the spiral lamina. The hair ...
Dictionary of Geology (2005)by Ajay Kumar Ghosh
Typically, the hygrograph is a recording hair hygrometer, while the thermograph is a recording deflection- type thermometer. Hypabyssal : A shallow intrusion of magma or the resulting solidified rock. Hypabyssal rock : An igneous intrusion ...
The collected works of Sir Humphry Davy ...: Discourses delivered before the Royal society. Elements of agricultural chemistry, pt. I (1914)by Sir Humphry Davy
A hygrograph is an instrument by which the variations in atmospheric humidity are automatically recorded. In appearance, this instrument resembles a thermograph except that an animal hair is substituted for the spiral lamina. The hair ...
Text Book Of Practical Geography (1998)by Md. Zulfequar Ahmad Khan
A hygrograph is an automatic instrument which provides a continuous record showing changes of relative humidity over a given period of time. It is a type of hygrometer fitted with an inked pen resting on a rotating drum. Psychrometer It is also ...
Geography For Upsc Prelims, 3Eby Singh
Hygrograph is an instrument which plots a graph of relative humidity round the clock. The relative humidity of a parcel of air can be changed by either changing the amount of water vapour present in the air or by changing the temperature of ...
Dictionary of Global Climate Change (1992)by W. John Maunder, Stockholm Environment Institute
hygrogram The record made by a hygrograph.
The Visual Encyclopedia of Our World - The Universe • Earth • Weather • The Oceansby QA International Collectif
Hygrograph The hygrograph measures and records water vapor or humidity in the air. Some hygrographs use human hairs to detect variations in the amount of watervapor. The hairs get longer in damp weather and shorter in dry weather.
The Facts on File Dictionary of Weather and Climate (2009)by Jacqueline Smith
hygrograph /hÿ-grŏ-graf, -grahf/ A HY- GROMETER that continuously measures and records atmospheric humidity. The strip chart produced is known as a ...
The American Encyclopedia and Dictionary of Ophthalmology (1916)by Casey Albert Wood
Hygrograph. A self- recording hygrometer. Hygroma of the orbit. A variety of exudation cyst, first described by Hyrtl, consisting in dropsy of the bursa of the tendon of the superior oblique ...
Dictionary geotechnical engineering (1998)by Herbert Bucksch
Schreib-Haarhygro- meter n hair hygrograph, recording hair hygrometer Registrierhygrometer m, Schreibhygrometer n, Schreibluftfeuchtigkeitsmesser m, Regi- strierluftfeuchtigkeitsmesser, Hygrograph m hygrograph, recording hygrometer, ...
A dictionary of simplified spelling (1915)by Frank H. Vizetelly
Thermo- hygrograph.
Illustrated Dictionary and Resource Directory of Environmental and Occupational Health, Second Edition (2005)by Herman Koren
hygrograph — An instrument for recording relative humidity. hygrometer — An instrument to measure humidity in the atmosphere. hygrometry — The science of moisture measurements ...
The American Heritage Crossword Puzzle Dictionary (2003)by American Heritage Dictionary
hydrostat, hygrostai, image tube, microtome, rheometec slide rule, telemetec Tesla coil 10 centrduge, collimatoc eudiometec heliograph, hu mi distat, hydrophone, hydroscope, hygrograph, pantograph, radarscope, radiosonde, tachograph, ...
Dictionary of Architecture and Building Technology (2004)by Henry Jacob Cowan, Peter R. Smith, W. K. Chow
hygrograph A recording hygrometer, which plots the change in RELATIVE HUMIDITY with time on a clock-driven drum. Many hygrographs are HAIR ...
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