bioavailability

English

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bioavailability

Wikipedia

Etymology

From bio- +‎ availability.

Noun

bioavailability (countable and uncountable, plural bioavailabilities)

1. (biology, medicine) The extent to which a substance is molecularly available to cells and tissues in a living organism, which depends on factors such as solubility, pH level, and presence of enzymes and cofactors; for example, even if one's ingestion of vitamin B₁₂ is average/typical, one might nonetheless have B₁₂ deficiency if one has poor metabolism of this particular vitamin.
   1. (pharmacology, nutrition) The amount of drug or nutrient which reaches the site of physiological activity after administration.

      poor/low oral bioavailability

Related terms

• bioavailable
• bio-unavailable
• geoavailability

Translations

amount of drug which reaches the site of physiological activity after administration

Finnish: biosaatavuus Georgian: ბიოშეღწევადობა (biošeɣc̣evadoba) German: Bioverfügbarkeit f Hungarian: please add this translation if you can Indonesian: bioavailabilitas, ketersediaan hayati Irish: bith-infhaighteacht f Italian: biodisponibilità (it) f Malay: bioavailabiliti, bioketersediaan, biokeperolehan Portuguese: biodisponibilidade (pt) f Russian: биодосту́пность (ru) f (biodostúpnostʹ) Spanish: biodisponibilidad (es) f Vietnamese: sinh khả dụng

See also

• bioactivity