immensity

noun

im·​men·​si·​ty i-ˈmen(t)-sə-tē 

plural immensities

1

: the quality or state of being immense

2

: something immense

Synonyms

• enormity
• enormousness
• giantism
• gigantism
• hugeness
• immenseness
• magnitude
• massiveness
• prodigiousness
• vastitude
• vastness

Examples of immensity in a Sentence

the immensity of the universe

She couldn't understand the immensity of their problem.

Recent Examples on the Web

For Córdova, that path began with a moment of astonishment: watching a television program about neutron stars as a young woman, she was struck by the immensity of the cosmos and felt the pull of a question that would guide her for a lifetime — how does the universe work? —John Drake, Forbes.com, 2 June 2025

But others, thankfully, find a way to talk about the immensity of caregiving and domestic work without degrading it. —Elissa Strauss, Glamour, 10 May 2025

Shouldn’t something similar apply to technology, given the immensity of its influence? —Karl Ove Knausgaard, Harpers Magazine, 29 Apr. 2025

The resulting Hubble Deep Field image revealed about 3,000 distant galaxies, offering humanity's first profound look into the universe's true immensity and revealing a cosmos teeming with galaxies, even at extreme distances. —Sharmila Kuthunur, Space.com, 24 Apr. 2025

Word History

First Known Use

15th century, in the meaning defined at sense 1

Rhymes for immensity

• intensity
• propensity
• density

Kids Definition

immensity

noun

im·​men·​si·​ty im-ˈen(t)-sət-ē 

plural immensities

1

: the quality or state of being immense

2

: something immense