arterial blood gases arterial blood • arterial blood vessel · · · Info · Definitions · Characters · · arterial blood gases · · Text Common · · Latin · · Scripts 20 · · Length 6 · · Syllables Definitions · · · (noun) measurement of the pH level and the oxygen and carbon dioxide concentrations in arterial blood; important in diagnosis of many respiratory diseases. Synonyms: arterial blood gases. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 d latin small letter d U+0064 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074