to feed back
- phrasal verb
- /fiːd bæk/
- Specialized
- The quantitative outputs from each cycle are fed back into the simulation as the initial state of the next cycle.
Examples
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After reviewing the initial results, the team decided to feed back the new data into the analysis to improve their findings.
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You can have it do a profile guided optimization where you look at what the performance was and feed that back into the code.
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All these factors influence each other, and as the product is developed, it feeds back into the system, modifying and being modified throughout its life cycle.
Academic text (1996) -
That position lets them harvest outsize tax revenues that can be fed back into sustaining the region.
Blog text (27) -
The price of energy, which is a weighted average of fossil fuel prices (exogenous) and renewable energy prices (endogenous), feeds back to the demand function, as shown.
Academic text (2001) -
The prenormalized number is fed back to the EIB for normal execution via the rename bus that was pre-assigned for the target register of that instruction.
Academic text (1996) -
The fixed-placement data are processed in a floorplanning tool, resulting in highly accurate parasitic data that are fed back to logic synthesis for further optimization of those logic paths that interact with the bit stack.
Academic text (1996) -
The propagation from the carry-lookahead incrementer and the group identifier generated by the 87-bit CLA are fed back to the carry-in to correct the end-around-carry problem without a closed loop.
Academic text (1996) -
She always makes sure to feed back any user feedback into the development cycle to enhance the app.
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The software can feed back adjustments based on the real-time data it collects from users.
Synonyms
To send something again after you fix it or when it failed
To put information into a computer or form again
Antonyms
Surface Forms
Morphology
The meaning 'to give a response or share information' is directly derivable from combining 'feed' (to supply/give) with 'back' (to return/support) — essentially ‘supply back’ information. This verb+particle composition is a regular, cross-linguistically common pattern, so a B1 learner who knows both words would readily infer the MWE meaning.
Etymology
Feed back comes from early machines that feed their own output back into themselves, like a machine that takes what it makes and gives it in again. So when you feed back a file or data, you put information into a program again so it can do more work on it.