genomics
  1. Science of using DNA- and RNA-based technologies to demonstrate alterations in gene expression.
  2. (in toxicology) Method providing information on the consequences for gene expression of interactions of the organism with environmental stress, xenobiotics, etc..
Source:
PAC, 2004, 76, 1033 (Glossary of terms used in toxicokinetics (IUPAC Recommendations 2003)) on page 1053