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BUG Insect ▸ Software bug MOUSE Mouse (animal) ▸ Computer mouse TOKEN Token (coin) ▸ Token (language model)BIAS Bias (prejudice) ▸ Bias (machine learning)TRANSFORMER Electrical transformer ▸ Transformer (deep learning)AGENT Agent (person) ▸ AI agent GROUNDING Grounding (punishment or electrical) ▸ Grounding (AI)EPOCH Epoch (era) ▸ Epoch (machine learning)INFERENCE Inference (logic) ▸ Inference (AI)DAEMON Daemon (mythology) ▸ Daemon (computing)MEMORY Memory (mind) ▸ Computer memory CACHE Cache (hidden store) ▸ Cache (computing)VIRUS Virus (biology) ▸ Computer virus PATCH Patch (fabric) ▸ Patch (computing)PING Ping (sound or sonar) ▸ Ping (networking)BRANCH Branch (tree) ▸ Branch (version control)PUSH Push (physical) ▸ Push (version control)SOCKET Socket (outlet or anatomy) ▸ Network socket TERMINAL Terminal (transport) ▸ Computer terminal KEY Key (lock) ▸ Key (cryptography)SEED Seed (botany) ▸ Random seed CLIENT Client (customer) ▸ Client (computing)FARM Farm ▸ Server farm TROLL Troll (folklore) ▸ Internet troll PHISH Fishing ▸ Phishing CRAWL Crawl (movement) ▸ Web crawl NET Net (mesh) ▸ The Net (internet)FOOTPRINT Footprint ▸ Memory footprint LEAK Leak (fluid) ▸ Memory leak EXCEPTION Exception (special case) ▸ Exception (programming)TREE Tree ▸ Tree (data structure)FEED Feed (animal) ▸ News feed HANDLE Handle (grip) ▸ Handle (username)ZOMBIE Zombie (folklore) ▸ Zombie (computing)CANARY Canary (bird) ▸ Canary release CLASS Class (school or society) ▸ Class (programming)CORE Core (center) ▸ Core (CPU)DECAY Decay (rot) ▸ Weight decay DOCK Dock (maritime) ▸ Dock (macOS)DRAWER Drawer (furniture) ▸ Navigation drawer BUG Insect ▸ Software bug MOUSE Mouse (animal) ▸ Computer mouse TOKEN Token (coin) ▸ Token (language model)BIAS Bias (prejudice) ▸ Bias (machine learning)TRANSFORMER Electrical transformer ▸ Transformer (deep learning)AGENT Agent (person) ▸ AI agent GROUNDING Grounding (punishment or electrical) ▸ Grounding (AI)EPOCH Epoch (era) ▸ Epoch (machine learning)INFERENCE Inference (logic) ▸ Inference (AI)DAEMON Daemon (mythology) ▸ Daemon (computing)MEMORY Memory (mind) ▸ Computer memory CACHE Cache (hidden store) ▸ Cache (computing)VIRUS Virus (biology) ▸ Computer virus PATCH Patch (fabric) ▸ Patch (computing)PING Ping (sound or sonar) ▸ Ping (networking)BRANCH Branch (tree) ▸ Branch (version control)PUSH Push (physical) ▸ Push (version control)SOCKET Socket (outlet or anatomy) ▸ Network socket TERMINAL Terminal (transport) ▸ Computer terminal KEY Key (lock) ▸ Key (cryptography)SEED Seed (botany) ▸ Random seed CLIENT Client (customer) ▸ Client (computing)FARM Farm ▸ Server farm TROLL Troll (folklore) ▸ Internet troll PHISH Fishing ▸ Phishing CRAWL Crawl (movement) ▸ Web crawl NET Net (mesh) ▸ The Net (internet)FOOTPRINT Footprint ▸ Memory footprint LEAK Leak (fluid) ▸ Memory leak EXCEPTION Exception (special case) ▸ Exception (programming)TREE Tree ▸ Tree (data structure)FEED Feed (animal) ▸ News feed HANDLE Handle (grip) ▸ Handle (username)ZOMBIE Zombie (folklore) ▸ Zombie (computing)CANARY Canary (bird) ▸ Canary release CLASS Class (school or society) ▸ Class (programming)CORE Core (center) ▸ Core (CPU)DECAY Decay (rot) ▸ Weight decay DOCK Dock (maritime) ▸ Dock (macOS)DRAWER Drawer (furniture) ▸ Navigation drawer

Original · left

Cleaning (housework)

Making a home or object free of dirt and mess.

First in use: ancient / pre-modern

Duplicate · right

Data cleansing

Detecting and fixing corrupt, inaccurate or duplicate records in a dataset.

First in use: the 1990s

Cleaning / Cleaning (housework) / Data cleansing

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Canonical todayMeasuring…

Status—

Duplicate share · 12 mo—

Last crossover—

Colour keyGrey · original meaningGreen · duplicate meaningAmber · contested (40–60%)How colours work

Housework vs. fixing bad rows.

Which meaning of Cleaning is the original, and which one is the duplicate riding on its name? Cleaning (housework) came first (ancient / pre-modern). Data cleansing arrived in the 1990s. The data below shows which one owns the word now.

Wikipedia pageviews since 2015

Cleaning (housework)Data cleansing

English Wikipedia pageviews since July 2015 load here.

Duplicate's share of attention

Green line = duplicate's % · above 60 it owns the word · below 40 the original does

The case for each meaning

Sourced definitions, usage stats and quotes

Original · ancient / pre-modern

Cleaning (housework)

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Duplicate · the 1990s

Data cleansing

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More duplicated terms

Data & databases

Pipeline · Pipeline (software)Cache · Cache (computing)Stream · Stream (computing)Lake · Data lake Shard · Shard (database)Record · Record (database)Schema · Database schema Query · Query (databases)Table · Table (database)Index · Database index View · View (SQL)Join · Join (SQL)Bucket · Bucket (cloud storage)Blob · Binary large object Snapshot · Snapshot (storage)Batch · Batch processing Column · Column (database)Cube · OLAP cube