control function
- noun
- Specialized
- There is only one parameter affecting the user's admission control function: the assigned capacity.
Examples
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The Lumin system provides touchscreen cabin control functions.
Blog text (23) -
The subjects' responses also indicated a need for customization of the control functions of the device based on their visual impairment.
Academic text (2000) -
In this sense, they fulfill a control function.
Academic text (1998) -
For this purpose, several specific roles were identified as having particular relevance to the control functions.
Academic text (2000) -
The branches were highly decentralized, but this monitoring and control function reduced branch autonomy to some extent.
Academic text (1991) -
The group activities can perform developmental and social control functions that deter youth from delinquency.
Academic text (2007) -
Power supplies incorporate timer and control functions that can be adjusted by the user to vary the ultrasonic intensity from zero to maximum output.
Academic text (1998) -
It is used as an input to programmable controllers and data acquisition systems, which will themselves provide display and alarm control functions.
Academic text (1998) -
Terminal Module 2 has been designed to provide operator interface and control functions for the Form Talysurf 120- and 50-mm inductive instruments.
Academic text (1996) -
The software's control function allows users to customize their experience based on individual preferences.
Synonyms
An action that starts, changes, or stops a device working with data
Surface Forms
Morphology
The meaning is directly compositional: a 'control function' is a function whose role is to control or regulate, so a learner who knows 'control' (to regulate) and 'function' (a routine/operation) can infer the phrase. Although somewhat technical, the construction follows normal noun–noun modification and has clear equivalents in other languages, making it immediately understandable to B1 learners who know the constituents.
Etymology
The term control function comes from the simple image of a traffic light or a guard who tells things when to stop, go, or change direction: control means giving orders and function means the job it does. That's why a control function is a part of a system that 'regulates' or 'manages' the flow of data and who can use it.