titre

[ tahy-ter, tee- ]

noun

, Chiefly British.

1. a variant of titer.

titre

/ ˈtaɪtə; ˈtiː- /

noun

1. 1. the concentration of a solution as determined by titration
   2. the minimum quantity of a solution required to complete a reaction in a titration
2. the quantity of antibody present in an organism

Word History and Origins

Origin of titre¹

C19: from French titre proportion of gold or silver in an alloy, from Old French title title

Example Sentences

Those low antibody titres in early testing were “already a red flag”, he says.

From Scientific American

Antibody titres are shown in a logarithmic scale, and pale red and blue areas denote 95% confidence intervals.

From Nature

Titres for which nonlinear regression was predicted to be below this threshold were reported as a titre half the limit of confidence.

From Nature

The first is a clinically silent exponential phase, the rate of which is not limited by PrPC concentration, that rapidly reaches a maximal prion titre.

From Nature

The presence of Lactobacillus salivarius in the oral cavity and faeces correlates positively with antibody titres, and this microorganism was more likely to be present in active cases of rheumatoid arthritis than in controls.

From Nature