1. titre - Noun
2. titre - Verb
titre (plural titres)
(analytical chemistry) The strength or concentration of a solution that has been determined by titration.
titre (third-person singular simple present titres, present participle titring, simple past and past participle titred)
To determine a titre, especially by titration
"Prime-boost" strategies with recombinant protein have successfully increased both neutralising antibody titre, and antibody avidity and persistence, for weak immunogens, such as HIV-1 envelope protein. Source: Internet
The French word titre, also from this origin, means rank. Source: Internet