O o


    • US Pronunciation
    • US IPA
    • [op-uh-ron]
    • /ˈɒp əˌrɒn/
    • US Pronunciation
    • US IPA
    • [op-uh-ron]
    • /ˈɒp əˌrɒn/

Definitions of operon word

  • noun operon a set of two or more adjacent cistrons whose transcription is under the coordinated control of a promoter, an operator, and a regulator gene. 1
  • noun operon A unit made up of linked genes that is thought to regulate other genes responsible for protein synthesis. 1
  • noun operon a group of adjacent genes in bacteria functioning as a unit, consisting of structural genes and an operator 0
  • noun operon a cluster of genes, with related functions acting as a coordinated unit controlled by a regulatory gene 0

Information block about the term

Origin of operon

First appearance:

before 1960
One of the 3% newest English words
1960-65; < French opéron, equivalent to opér(er) to work, operate + -on -on1

Historical Comparancy

Parts of speech for Operon


operon popularity

A common word. It’s meaning is known to most children of preschool age. About 80% of English native speakers know the meaning and use the word.
This word is included in each student's vocabulary. Most likely there is at least one movie with this word in the title.

operon usage trend in Literature

This diagram is provided by Google Ngram Viewer

Top questions with operon

  • what is a operon?
  • what is an operon?
  • when is gene expression blocked in the lac operon system?
  • what is lac operon?
  • what is the inducer molecule in the lac operon?
  • the lactose operon is likely to be transcribed when?
  • what does the lac operon in bacteria code for?
  • how does the lac operon work?
  • how is the lac operon regulated?
  • what is the lac operon?
  • what does the operon model attempt to explain?
  • what is operon?
  • what is a lac operon?
  • how lac operon works?
  • what is an inducible operon?

See also

Matching words

Was this page helpful?
Yes No
Thank you for your feedback! Tell your friends about this page
Tell us why?