That which regulates or adjusts.
- selective estrogen receptor m. (SERM) pharmaceutical agent with selective estrogen receptor affinity; current preparations have a primary effect on bone and cardiovascular tissues and less effect on endometrial, genital, and breast tissues.
* * *
mod·u·la·tor 'mäj-ə-.lāt-ər n
1) one that modulates
2) any of the nerve fibers that carry impulses from single retinal cones and are believed to be responsible for the transmission of discrete sensations of color
* * *
mod·u·la·tor (modґu-la″tər) a specific inductor that brings out characteristics peculiar to a definite region.Medical dictionary. 2011.