Universe: Definition, Usage & Key Examples (2 meaning)

Meaning 1：cosmos (universe)

universe 🔊

/ˈjuːnɪvɜːs/

Everything that exists everywhere, all the stars, planets, space, and even things we can't see.

cosmos 🔊

➕

/ˈkɒzmɒs/

The entirety of all space, time, matter, and energy that exists, including all galaxies, stars, planets, and everything both known and unknown.

📁 Category：Space Exploration 🔖 Level：Elementary

📘 Details & Usage

📖 Root Explanation

From Latin 'universum' ('unus' = one + 'vertere' = to turn), meaning 'all things turned into one'.

💡 Mnemonic

UNI-VERSE: Think of UNI (one) VERSE (song). All existence is like ONE SONG.

📖 Example

He spends hours every night with his telescope, trying to understand the secrets of the universe. 🔊 He spends hours every night with his telescope, trying to understand the secrets of the cosmos.

🔗 Collocations

expanding universe – The scientific theory that the space between galaxies is continuously growing.

observable universe – The part of the universe that can be seen from Earth with current technology.

parallel universe – A hypothetical, self-contained separate reality co-existing with our own.

🔄 Synonyms

cosmos (n.) – The universe seen as a well-ordered whole.

creation (n.) – All things that exist, considered as the product of a divine act.

macrocosm (n.) – The whole of a complex structure, especially the universe or society, contrasted with a small or representative part of it.

🌱 Derivatives

universal (adj.) – Relating to or done by all people or things in the world or in a particular group; applicable everywhere.

universally (adv.) – By everyone; in every case.

📖 Cultural Story

The term entered English via Old French from Latin, originally used in philosophical and theological contexts to denote the totality of creation. Its modern scientific usage, describing the physical cosmos, gained prominence with advancements in astronomy and physics.

Meaning 2：realm (universe)

universe 🔊

/ˈjuːnɪvɜːs/

A particular group of people, activities, or things that form a complete world or system of their own.

realm 🔊

➕

/relm/

A particular sphere of activity, interest, or experience that forms a complete and distinct world in itself.

📁 Category：Entertainment & Sports 🔖 Level：Elementary

📘 Details & Usage

📖 Example

In the universe of online gaming, she is a well-known and respected player. 🔊 In the realm of online gaming, she is a well-known and respected player.

🔗 Collocations

cinematic universe – A collection of films that share a common fictional world, characters, and narrative.

fictional universe – A self-consistent setting with events, and often other elements, that differ from the real world.

fan universe – The collective community and culture surrounding a particular media franchise or celebrity.

🔄 Synonyms

realm (n.) – A field or domain of activity or interest.

domain (n.) – An area of territory owned or controlled by a ruler or government; a sphere of activity or knowledge.

sphere (n.) – An area of activity, interest, or expertise; a section of society or an aspect of life distinguished and unified by a particular characteristic.