a: the strength of a solution or the concentration of a substance in solution as determined by titration b: the dilution of a serum containing a specific antibody at which the solution just retains a specific activity (as neutralizing or precipitating an antigen) which it loses at any greater dilution <a test for toxoplasmosis antibodies yielded a titer of 1:1024>
: the solidifying point of the fatty acids liberated from a fat that is determined by melting the acids in a tube and noting the temperature at which they solidify again on cooling
Variants of TITER
ti·teror chiefly Britishti·tre\ˈtī-tər alsoˈtē-\
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