bolometer

[ boh-lom-i-ter, buh- ]

/ boʊˈlɒm ɪ tər, bə- /

noun Physics.

a device for measuring minute amounts of radiant energy by determining the changes of resistance in an electric conductor caused by changes in its temperature.

Origin of bolometer

1880–85; <Greek bol(ḗ) ray + -o- + -meter

OTHER WORDS FROM bolometer

bo·lo·met·ric

[boh-luh-me-trik], /ˌboʊ ləˈmɛ trɪk/, adjectivebo·lo·met·ri·cal·ly, adverb

Words nearby bolometer

Bollywood, bolo, bologna, bologna sausage, Bolognese, bolometer, bolometric magnitude, boloney, bolo tie, Bolshevik, Bolsheviks

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for bolometer

A more careful study has been made by Langley and Very with the bolometer.
The Nature of Animal Light|E. Newton Harvey
We have a heat-measuring instrument, the bolometer, which makes the best thermometer seem Early Victorian.
The Outline of Science, Vol. 1 (of 4)|J. Arthur Thomson
They may be investigated with the bolometer, an instrument invented by the late Professor Langley.
Astronomy of To-day|Cecil G. Dolmage
Later, Langley reinvestigated the radiation of Pyrophorus and could detect no heating whatever with the bolometer.
The Nature of Animal Light|E. Newton Harvey

British Dictionary definitions for bolometer

bolometer

/ (bəʊˈlɒmɪtə) /

noun

a sensitive instrument for measuring radiant energy by the increase in the resistance of an electrical conductor

Derived forms of bolometer

bolometric (ˌbəʊləˈmɛtrɪk), adjectivebolometrically, adverbbolometry, noun

Word Origin for bolometer

C19: from bol-, from Greek bolē ray of light, stroke, from ballein to throw + -meter

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

单词	bolometer
释义	bolometer [ boh-lom-i-ter, buh- ] / boʊˈlɒm ɪ tər, bə- / noun Physics. a device for measuring minute amounts of radiant energy by determining the changes of resistance in an electric conductor caused by changes in its temperature. Origin of bolometer 1880–85; <Greek bol(ḗ) ray + -o- + -meter OTHER WORDS FROM bolometer bo·lo·met·ric [boh-luh-me-trik], /ˌboʊ ləˈmɛ trɪk/, adjectivebo·lo·met·ri·cal·ly, adverb Words nearby bolometer Bollywood, bolo, bologna, bologna sausage, Bolognese, bolometer, bolometric magnitude, boloney, bolo tie, Bolshevik, Bolsheviks Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for bolometer A more careful study has been made by Langley and Very with the bolometer. The Nature of Animal Light\|E. Newton Harvey We have a heat-measuring instrument, the bolometer, which makes the best thermometer seem Early Victorian. The Outline of Science, Vol. 1 (of 4)\|J. Arthur Thomson They may be investigated with the bolometer, an instrument invented by the late Professor Langley. Astronomy of To-day\|Cecil G. Dolmage Later, Langley reinvestigated the radiation of Pyrophorus and could detect no heating whatever with the bolometer. The Nature of Animal Light\|E. Newton Harvey British Dictionary definitions for bolometer bolometer / (bəʊˈlɒmɪtə) / noun a sensitive instrument for measuring radiant energy by the increase in the resistance of an electrical conductor Derived forms of bolometer bolometric (ˌbəʊləˈmɛtrɪk), adjectivebolometrically, adverbbolometry, noun Word Origin for bolometer C19: from bol-, from Greek bolē ray of light, stroke, from ballein to throw + -meter Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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