lethiferous

[ li-thif-er-uhs ]

adjective

, Archaic.

1. lethal.

Word History and Origins

Origin of lethiferous¹

1645–55; < Latin lētifer ( lēti-, combining form of lētum death ( lethal ) + -fer bearing) + -ous; -ferous

Related Words

• calamitous
• cataclysmic
• catastrophic
• damaging
• deadly
• detrimental
• disastrous
• fatal
• harmful
• hurtful
• lethal
• pernicious
• ruinous
• suicidal
• toxic