bioavailability

English

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 f
• Russian: биодосту́пность (ru) f (biodostúpnostʹ)
• Spanish: biodisponibilidad (es) f
• Vietnamese: sinh khả dụng

See also

• bioactivity