balmer-series
mər noun Physics.
a series of lines in the visible spectrum of hydrogen.
Origin:
1960–65; named after J. J. Balmer (1825–98), Swiss physicist who derived its formula
1960–65; named after J. J. Balmer (1825–98), Swiss physicist who derived its formula
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
Cite This Source
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Link To balmer-series
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World English Dictionary
Balmer series (German ˈbalmər) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —n | |
| a series of lines in the hydrogen spectrum, discovered by Johann Jakob Balmer (1825--98) in 1885 | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
00:10
Balmer-series
is always a great word to know.
So is ninnyhammer. Does it mean:
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
| a fool or simpleton; ninny. |
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