LATIN DICTIONARYLexicon Latīnum
English → Latin

“thorn” in Latin

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

thorn
PROP., spina (a thorn or prickle on plants; also the thorn-bush): sentis: vepres (a brier). Black thorn, prunus silvestris (Cels.): Glastonbury thorn, *crataegus (Linn.): of thorns, made of thorn, spineus.
Figuratively, spina, molestia: cura. To be a thorn in the side of anybody, alicui invisum or odiosum esse; aliquem pungere, urere: I am a thorn in your side, stimulus ego nunc sum tibi (Cornicè).
Thorn
Thorunium, -ii (n.)

Quick answer

What is the Latin word for thorn?
The usual Latin words for “thorn” are spīna, sum, veprēs; also molestia, cūra, spīneus. 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.