absorption spectrum absorption screen • absorption system · · · Info · Definitions · Synonyms · Characters · · absorption spectrum · · Text Common · · Latin · · Scripts 19 · · Length Definitions · · · (noun) the spectrum of electromagnetic radiation that has passed through a medium that absorbed radiation of certain wavelengths. · · Noun Definition 1 Synonyms · · · absorption · · Synonym 1 soaking up · · Synonym 2 assimilation · · Synonym 3 concentration · · Synonym 4 engrossment · · Synonym 5 immersion · · Synonym 6 preoccupation · · Synonym 7 preoccupancy · · Synonym 8 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 c latin small letter c U+0063 e latin small letter e U+0065 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075