Also found in: Dictionary, Thesaurus, Legal, Financial, Encyclopedia.
1. the act of adjusting or state of being adjusted to a certain standard.
2. in biology, the adaptation of form or behavior of an organism to changed conditions.
3. the power to form a whole embryo from stages before the gastrula.
4. the biochemical mechanisms that control the expression of genes.
hemodynamic regulation in the nursing interventions classification, a nursing intervention defined as optimization of heart rate, preload, afterload and contractility. See also hemodynamic monitoring.
temperature regulation in the nursing interventions classification, a nursing intervention defined as attaining and/or maintaining body temperature within a normal range.