Whereas Darwin is nowadays considered the founder of the modern theory of evolution, he wasn't the first to use this word in a biological context: indeed, the word "evolution" already had two distinct biological uses at the time the Origin of Species was first published (Bowler, 2003; Huxley, 1897): "initially, to refer to the particular embryological theory of preformationism; and later, to characterize the general belief that species have descended from one another over time " (Richards, 1998: 4). Deriving from the Latin evolutio, which refers to the scroll-like act of unfolding or unrolling, the word «evolution » was first used in biology to refer to the development of the embryo, mainl