Reading Theme:

Language:

Font Size:

📕 rednote ID(小红书号)：3881567312

Number Meaning: Digit, Numeral, and Identification (2 meaning)

Meaning 1：digit or numeral (number)

number 🔊

/ˈnʌmbər/

a word or sign that tells you how many things there are.

Number digit 12 on price tag in supermarket shelf

digit or numeral 🔊

➕

/ˈdɪdʒɪt ɔːr ˈnuːmərəl/

A symbol or word used to represent a quantity or count in mathematics.

📁 Category：School Education 🔖 Level：beginner

📘 Details & Usage

📖 Root Explanation

From Latin 'numerus' via Old French 'nombre', meaning a count or quantity.

💡 Mnemonic

NUM-ber: think of 'numerous numbers' - the prefix 'num' relates to counting.

📖 Example

I lost count after number 20, there were just too many books on the shelf. 🔊 I lost count after the number 20 because there were too many books on the shelf.

🔗 Collocations

cardinal number – a number used to count quantity (one, two, three...)

prime number – a number greater than 1 that has no positive divisors other than 1 and itself

whole number – a number without fractions; an integer

🔄 Synonyms

digit (n.) – a single symbol (0-9) used in counting

numeral (n.) – a symbol or group of symbols representing a number

figure (n.) – a number or numerical symbol, especially one in a series

🚫 Antonyms

letter (n.) – a character in the alphabet, not representing quantity

🌱 Derivatives

numerical (adj.) – relating to numbers

numerate (adj.) – having a good understanding of numbers and mathematics

numbering (n.) – the act of assigning or counting numbers

📖 Cultural Story

The word 'number' comes from Latin 'numerus', via Old French 'nombre'. It replaced Old English 'getæl'. In modern English, it's ubiquitous in addresses (house number), phones, and mathematics.

Meaning 2：identification number (number)

number 🔊

/ˈnʌmbər/

a number given to something to identify it in a series.

identification number 🔊

➕

/aɪˌdɛntɪfɪˈkeɪʃən ˈnʌmbər/

A specific number assigned to an item or person to distinguish it from others in a sequence.

📁 Category：Buildings & Places 🔖 Level：beginner

📘 Details & Usage

📖 Example

Our hotel room was number 305, on the third floor at the end of the corridor. 🔊 Our hotel room was assigned the identification number 305, located on the third floor at the end of the hallway.

🔗 Collocations

room number – a number assigned to a specific hotel or building room

phone number – a sequence of digits used to call a particular telephone

ID number – a unique identification number for a person or item

🔄 Synonyms

designation (n.) – a name or identifier assigned to something

identifier (n.) – a label used to distinguish one item from others

code (n.) – a system of symbols or numbers used to represent information

🚫 Antonyms

name (n.) – a word or phrase used instead of a number for identification

🌱 Derivatives

numbered (adj.) – having a number assigned

numbering (n.) – the system or process of assigning numbers

numberless (adj.) – without a number; countless