reaktorisydän

== Finnish == === Etymology === reaktori (“reactor”) +‎ sydän (“heart, core”) === Pronunciation === IPA(key): /ˈreɑktoriˌsydæn/, [ˈre̞ɑ̝kt̪o̞riˌs̠ydæn] Rhymes: -ydæn Syllabification(key): re‧ak‧to‧ri‧sy‧dän Hyphenation(key): re‧ak‧tori‧sydän === Noun === reaktorisydän reactor core (the part of a nuclear reactor which contains the fuel components that are undergoing nuclear reactions) ==== Declension ====