astheny asthenosphere • asthma · · · Info · Definitions · Synonyms · Characters · · astheny · · Text Latin · · Script 7 · · Length Definitions · · · (noun) an abnormal loss of strength. Synonyms: asthenia. · · Noun Definition 1 Synonyms · · · asthenia · · Synonym 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 h latin small letter h U+0068 n latin small letter n U+006E s latin small letter s U+0073 t latin small letter t U+0074 y latin small letter y U+0079