Jupiter

noun

Ju·​pi·​ter ˈjü-pə-tər 

1

: the chief Roman god, husband of Juno, and god of light, of the sky and weather, and of the state and its welfare and its laws compare zeus

2

: the largest of the planets and fifth in order from the sun see Planets Table

Examples of Jupiter in a Sentence

Recent Examples on the Web

For a 360-degree, bird’s-eye-view of all of Jupiter’s stunning waterways—from the inlet to the river systems to the crystal-clear Atlantic Ocean—make the climb to the top of the iconic Jupiter Inlet Lighthouse. —Tara Massouleh McCay, Southern Living, 24 Jan. 2025

Since then, Jupiter and Saturn have been in a tense and uncomfortable dance with each other, forming a square that has at times felt very motivating and inspiring, but also discouraging and alienating. —Roya Backlund, StyleCaster, 24 Jan. 2025

Regular readers, or followers of the Florida Man Twitter feed, may recall James as the 23-year-old Jupiter man who threw a live, 3-foot alligator through the drive-through window of a Wendy’s in Loxahatchee in October 2015. —Howard Cohen, Miami Herald, 24 Jan. 2025

The celestial spectacle–six planets (which happened to include Jupiter) aligning in a luminous display–provided a fittingly magical backdrop to an intimate escape from the week’s shows. —Sam Falb, Vogue, 24 Jan. 2025

Word History

Etymology

Latin

First Known Use

13th century, in the meaning defined at sense 1

Kids Definition

Jupiter

noun

Ju·​pi·​ter ˈjü-pət-ər 

: the largest of the planets and fifth in order of distance from the sun see planet

Geographical Definition

Jupiter

geographical name

Ju·​pi·​ter ˈjü-pə-tər 

town on the Atlantic in southeastern Florida population 55,156