Dictionary.com
Thesaurus.com

translunar

American  
[trans-loo-ner, tranz-, trans-loo-ner, tranz-] / ˈtrænsˌlu nər, ˈtrænz-, trænsˈlu nər, trænz- /

adjective

  1. translunary.

  2. Aerospace, Astronomy. of or relating to the region of space extending beyond the moon's orbit.


translunar British  
/ trænzˈluːnərɪ, trænzˈluːnə /

adjective

  1. lying beyond the moon Compare cislunar

  2. unworldly or ethereal

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of translunar

First recorded in 1925–30; trans- + lunar

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Hansen then described the translunar injection burn -- a maneuver that brought Orion within 200 kilometers of Earth before swinging around onto a new course for the Moon.

From Barron's Apr. 4, 2026

The successful launch of the Artemis II mission on Wednesday and its translunar injection burn Thursday evening have been inspiring, with the smooth operations capping a two-decade effort.

From MarketWatch Apr. 3, 2026

After Orion separates from the upper stage, it will conduct what is called a translunar injection—the engine firing that commits Orion to soaring out to the moon.

From The Wall Street Journal Mar. 29, 2026

After the spacecraft orbited the Earth for about 10 days, it was sent into the translunar orbit last Tuesday and successfully injected into the lunar orbit on Saturday.

From BBC Aug. 7, 2023

Take again— Not Milton's keen, translunar music thine; Not Shakespeare's cloudless, boundless, human view; Not Shelley's flush of rose on peaks divine; Nor yet the wizard twilight Coleridge knew.

From Platform Monologues by Tucker, T. G. (Thomas George)

Vocabulary.com logo
by dictionary.com

Join 12,000,000 vocabulary learners

Start learning new words today on VocabTrainer.
You'll remember them forever.

Start training