noun, plural for·tes [fawr-teez] /ˈfɔr tiz/.
Origin of fortis
Examples from the Web for fortis
I further take Blank and Blanchard (hard, fortis) to be a nasalised form of the above, and to have the same meaning.Surnames as a Science|Robert Ferguson
I have examined types or co-types in all cases except that of Ephydatia fortis, Weltner.Freshwater Sponges, Hydroids & Polyzoa|Nelson Annandale
Fortis cadere, cedere non potest—A brave man may fall, but cannot yield.
In March 1905, feeling himself no longer secure, he resigned, indicating Fortis as his successor.
As long as fortis Etruria crevit, Fsul must always have held its own as a frontier post against the Ligurian foe.Science in Arcady|Grant Allen