simile

Noun

simile (countable and uncountable, plural similes or similia)

1. (rhetoric) A figure of speech in which one thing is explicitly compared to another, using e.g. like or as.
   • He made a simile of George the third to Nebuchadnezzar, and of the prince regent to Belshazzar, and insisted that the prince represented the latter in not paying much attention to what had happened to kings […]1826, Thomas Bayly Howell, A Complete Collection of State Trials and Proceedings for High Treason and Other Crimes and Misdemeanours, volume 33
   • The second was a fancy, which amounts to a mania, for similes, strung together in endless lists, and derived as a rule from animals, vegetables, or minerals, especially from the Fauna and Flora of fancy.1887, George Saintsbury, “Early Elizabethan prose”, in A History of Elizabethan Literature

   Antonyms:

   dissimile

2. Similarity or resemblance to something else; likeness, similitude.
3. Something similar that's not a clone.