əˈsevəˌrāt, aˈ-, usu -ād.+V transitive verb
( -ed/-ing/-s )
Etymology: Latin asseveratus, adseveratus, past participle of asseverare, adseverare, from ad- + -severare (from severus serious, severe) — more at severe
: to affirm or aver positively or earnestly
admit or asseverate the necessity and inevitability of almost everything that follows — S.C.Pepper
Synonyms: see swear