What is the Latin word for archangel?

The usual Latin words for “archangel” are gălĕopsis, lamium, archangelus. The right choice depends on the sense; see the distinctions below.

English → Latin

“archangel” in Latin

gălĕopsisa plant of the nettle kind lamiumdeadnettle archangelusan archangel

The English word archangel itself goes back to Latin archangelus.

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

archangel

Archangelus (Scriptores Ecclesiastici).

Dead-nettle, galeopsis: lamium.

Archangel

Archangelopolis, -is, and Michaëlopolis, -is (f.)

Quick answer

What is the Latin word for archangel?: The usual Latin words for “archangel” are gălĕopsis, lamium, archangelus. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.