Algorithm

noun
/ˈæl.ɡə.rɪð.əm/
A finite, well-defined sequence of computational steps or instructions designed to solve a specific problem or perform a calculation.

✍️ Usage in a UPSC answer

As welfare delivery in India becomes increasingly digitised, the State must ensure that every algorithm used to identify beneficiaries is transparent and open to audit, lest opaque code quietly displace accountable administration.

Synonyms

procedureformulacomputational methodprotocolroutineset of rules

Antonyms

guessworkintuitionimprovisationconjecture

🌱 Word Family

algorithm (n), algorithms (n pl), algorithmic (adj), algorithmically (adv), algorithmics (n)

🔡 Root

Arabic al-Khwārizmī = name of 9th-c. mathematician; spelling influenced by Greek arithmos = number

📜 Etymology

From Medieval Latin algorismus, from Arabic al-Khwārizmī, the name of the 9th-century Persian mathematician Muhammad ibn Musa al-Khwarizmi; the spelling shift from -ism to -ithm was influenced by Greek arithmos ("number").

🧠 Memory Hook

Hear "AL-GO-RHYTHM": AL (the mathematician al-Khwārizmī) tells the computer where to GO, step by step, in perfect RHYTHM — a rule-bound dance to the answer.

🎯 How This Word Works in UPSC Writing

A finite, well-defined sequence of steps for solving a problem. The governance question it now raises is algorithmic accountability, and the substance of it is that automated decision systems are opaque in three distinct ways which call for different remedies. They may be legally opaque, where the code is a trade secret; technically opaque, where a machine learning model's weights do not translate into a human-readable reason; and practically opaque, where the affected person lacks the expertise to interrogate an explanation even if given one. The consequences for welfare administration are concrete, since an algorithm that determines eligibility or flags a beneficiary for exclusion makes a decision with legal effect while no official can state the reason for it, which sits badly with the administrative law requirement of reasoned orders. Algorithmic bias compounds this, because a model trained on historical data reproduces the patterns in that data, so past discrimination is inherited and given the appearance of neutrality.

⚖️ Don’t Confuse It With

An algorithm is a defined procedure and may be entirely conventional code, whereas machine learning derives its rules from data rather than having them specified, which is why its outputs can be hard to explain. Artificial intelligence is the wider field. Algorithmic bias is the reproduction of patterns of disadvantage present in the training data. Explainability is the property of being able to state why a particular output was produced, and it is distinct from transparency, which concerns whether the system may be inspected at all.

🇮🇳 Hindi Meaning

कलन विधि (kalan vidhi) or एल्गोरिदम.

Common Questions

Why is algorithmic accountability difficult?
Because such systems can be opaque legally, where code is a trade secret, technically, where a model's reasoning cannot be rendered in human terms, and practically, where the affected person cannot interrogate the explanation.
What is algorithmic bias?
The reproduction of existing patterns of disadvantage by a system trained on historical data, which then presents inherited discrimination as neutral computation.
Relevant across:GS3 · Economy, Environment, S&T & Security

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Resources
Ujiyari Ujiyari — Current Affairs