What does cybernetic mean?
'Cybernetic' is an adjective describing anything connected with cybernetics — the interdisciplinary science of control, regulation, and communication in both machines and living organisms. At its core lies the concept of feedback: a system measures its own output, compares it with a goal, and adjusts itself accordingly, much as a steersman corrects a ship's course. In technical writing, a cybernetic system might be an industrial process, an economic model, or even a brain, so long as it self-regulates through information loops. In everyday and especially science-fiction usage, however, the word has drifted toward a looser sense, conjuring images of robots, artificial limbs, and beings that fuse flesh with circuitry. Coined from the Greek 'kybernetes', meaning helmsman or steersman, it shares deep roots with words like 'governor'. Whether applied to a thermostat or a fictional android, calling something cybernetic signals that it steers itself by sensing, comparing, and correcting.
adjectiveRelating to cybernetics, the science of communication and control in machines and living organisms; more broadly, describing systems or devices that combine mechanical, electronic, and computational elements to regulate their own behavior.
- Of or relating to cybernetics, the science of control and communication in animals and machines.
- Describing a machine or organism whose behavior is regulated by automatic feedback mechanisms, especially one combining electronic computation with mechanical action (often used in science fiction to describe part-machine beings).
"The factory's cybernetic assembly line adjusted its own output in response to demand."
"Wiener's cybernetic theory showed how feedback loops govern everything from thermostats to nervous systems."
"In the novel, soldiers were fitted with cybernetic limbs that responded directly to neural impulses."
The word 'cybernetic' comes from the Greek for 'steersman' — making every computer, thermostat, and robot a descendant of the ancient ship's pilot.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of cybernetic
'Cybernetic' derives ultimately from the Greek 'kybernetes', meaning steersman, helmsman, or governor, which also gave rise to the Latin 'gubernator' and hence English words such as 'governor'. The modern scientific term was introduced by mathematician Norbert Wiener in his influential book 'Cybernetics: Or the Control and Communication in the Animal and the Machine', published in 1948. Wiener deliberately chose the Greek root because of its association with steering — the essence of feedback-driven self-regulation. From the noun 'cybernetics', the adjective 'cybernetic' spread through engineering, biology, and social sciences during the mid-twentieth century, and later entered popular culture through science fiction's visions of man-machine hybrids.
Related word forms
How cybernetic is actually used
In academic contexts, 'cybernetic' carries a precise technical meaning tied to control theory and feedback systems. In popular and science-fiction usage it has broadened considerably, often implying humanoid machinery or human–machine fusion. It is a formal register word; everyday speech favors 'automated' or 'robotic'. The related noun 'cybernetics' names the discipline itself, while 'cybernetic' functions almost exclusively as an adjective.
Easily confused with cybernetic
'Cybernetic' describes self-regulating control systems or relates to the science of cybernetics, while 'cyborg' is a noun for an actual being that blends biological and mechanical parts.
'Cynic' refers to a person who distrusts human motives; 'cybernetic' concerns automated control and feedback systems — they share no meaning despite a superficial sound resemblance.