attosekunda

== Polish == === Etymology === From atto- +‎ sekunda. === Pronunciation === IPA(key): /at.tɔ.sɛˈkun.da/ Rhymes: -unda Syllabification: at‧to‧se‧kun‧da === Noun === attosekunda f (metrology) attosecond ==== Declension ==== === Further reading === attosekunda in Polish dictionaries at PWN