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📕 rednote ID(小红书号)：3881567312

Stack: Definition, Usage & Common Mistakes (3 meaning)

Meaning 1：a neat pile (stack)

stack 🔊

/stæk/

A neat, vertical pile of things placed one on top of another.

Stack of books illustration showing a neat, tall pile of colorful hardcover books.

a neat pile 🔊

➕

/ə niːt paɪl/

A tidy, vertical arrangement of similar items placed directly on top of each other.

📁 Category：Objects & Materials 🔖 Level：Elementary

📘 Details & Usage

📖 Root Explanation

From Old Norse 'stakkr' (haystack). Evolved to mean any orderly pile.

💡 Mnemonic

Stack sounds like 'stick' things together in a pack.

📖 Example

After returning all her books, there was a neat stack of novels waiting to be shelved at the library counter. 🔊 After she returned her books, a tidy pile of novels awaited shelving at the library desk.

🔗 Collocations

a stack of papers – a neat pile of documents or sheets

stack up – to accumulate or form a pile

neat stack – a very orderly and tidy pile

🔄 Synonyms

pile (n.) – A heap of things lying one on top of another; can be less orderly than a stack.

heap (n.) – An untidy pile or collection of things.

mound (n.) – A rounded mass projecting above a surface, like a pile.

🚫 Antonyms

scatter (n./v.) – A state of being spread out, or the act of dispersing things widely.

mess (n.) – A state of untidiness or disorder.

🌱 Derivatives

stackable (adj.) – Capable of being arranged in a stack.

📖 Cultural Story

Originates from Old Norse 'stakkr,' meaning a haystack. In modern computing, 'stack' is a fundamental data structure (LIFO), crucial for programming and memory management.

Meaning 2：to pile up (stack)

stack 🔊

/stæk/

To arrange things in a neat pile, one on top of another.

How to stack plates - hands carefully piling identical dinner plates.

to pile up 🔊

➕

/tə paɪl ʌp/

To arrange objects into a neat, vertical pile.

📁 Category：Behaviors & Actions 🔖 Level：Elementary

📘 Details & Usage

📖 Example

Could you please help me stack these chairs against the wall after the meeting? 🔊 Would you assist me in piling these chairs neatly against the wall post-meeting?

🔗 Collocations

stack the dishes – to pile up plates and bowls after a meal

stack against – to lean and pile items against a vertical surface

stack up (to) – to accumulate or compare in quantity

🔄 Synonyms

pile (v.) – To place things in a heap or stack.

arrange (v.) – To put things in a particular order.

🚫 Antonyms

scatter (v.) – To throw or spread things loosely in various directions.

disperse (v.) – To distribute or spread over a wide area.

🌱 Derivatives

restack (v.) – To stack again or in a different order.

Meaning 3：a tall chimney (stack)

stack 🔊

/stæk/

A tall chimney (like on a factory or ship) for smoke or gases.

Industrial smokestack or chimney structure releasing vapor against a blue sky.

a tall chimney 🔊

➕

/ə tɔːl ˈtʃɪmni/

A tall, vertical structure, often made of brick or metal, used to carry away smoke or gases from a factory, ship, or power plant.

📁 Category：Buildings & Places 🔖 Level：Intermediate

📘 Details & Usage

📖 Example

The old factory was easily recognized from afar by its tall brick stack billowing white steam. 🔊 The vintage plant was identifiable from a distance due to its lofty brick chimney emitting white vapor.

🔗 Collocations

factory stack – a smokestack belonging to an industrial plant

smoke stack – a chimney, especially a prominent one on a factory

🔄 Synonyms

chimney (n.) – A structure for venting hot gases or smoke from a building; generally smaller than an industrial stack.

smokestack (n.) – A tall chimney, especially on a factory or ship.

funnel (n.) – A chimney or stack on a ship or steam engine.