Table 1.

Pharmacogenomics terminology.

Term	Definition
Allele	Any of the alternative forms of a gene that may occur at a given locus (Merriam-Webster Dictionary, 2016a)
Genotype	All or part of the genetic constitution of an individual or group (Merriam-Webster Dictionary, 2016b)
Phenotype	The observable properties of an organism that are produced by the interaction of the genotype and the environment (such as the gene that codes for the CYP3A4 enzyme) (Merriam-Webster Dictionary, 2016c)