bioavailability
Hello, you have come here looking for the meaning of the word bioavailability. In DICTIOUS you will not only get to know all the dictionary meanings for the word bioavailability, but we will also tell you about its etymology, its characteristics and you will know how to say bioavailability in singular and plural. Everything you need to know about the word bioavailability you have here. The definition of the word bioavailability will help you to be more precise and correct when speaking or writing your texts. Knowing the definition ofbioavailability, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Etymology
From bio- + availability.
Noun
bioavailability (countable and uncountable, plural bioavailabilities)
- (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.
- (pharmacology, nutrition) The amount of drug or nutrient which reaches the site of physiological activity after administration.
- poor/low oral bioavailability
- (pharmacology, nutrition) The amount of drug or nutrient which reaches the site of physiological activity after administration.
Related terms
Translations
amount of drug which reaches the site of physiological activity after administration
|