operator

One entry found for operator.

Main Entry: op·er·a·tor
Pronunciation: äp-(-)rt-r
Function: noun
1 : one (as a dentist or surgeon) who performs surgical operations
2 : a binding site in a DNA chain at which a genetic repressor binds to inhibit the initiation of transcription of messenger RNA by one or more nearby structural genes -- called also operator gene -- compare OPERON