Meaning & use

Titers

noun·Academic

Last updated

Measurements of the concentration of a substance, especially antibodies, in a solution, typically determined by successive dilution.

See it in a sentence

The lab checked her antibody titers to confirm immunity before she traveled.

Rising titers over several tests can indicate an active infection.

A note on using this word

Spelled "titre" in British English; the concept comes from titration, a laboratory technique for determining concentration.

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