thermonuclear
adjective physics, military specialized uk/ˌθɜː.məʊˈnjuː.klɪər/ us/ˌθɝː.moʊˈnuː.kliː.ɚ/
热核的
relating to nuclear reactions that happen only at very high temperatures, or to weapons that make use of such reactions
thermonuclear processes 热核过程
thermonuclear warfare (= involving thermonuclear weapons) 热核武器