transuranic

adjective
trans·​ura·​nic | \ ˌtran(t)-syu̇-ˈra-nik How to pronounce transuranic (audio) , -shə-, -ˈrā-; ˌtran-zyu̇-, -zhə- \
variants: or transuranium \ ˌtran(t)-​syu̇-​ˈrā-​nē-​əm How to pronounce transuranic (audio) , -​shə-​ , -​ˈrā-​ ; ˌtran-​zyu̇-​ , -​zhə-​ \

Definition of transuranic

 (Entry 1 of 2)

: of, relating to, or being an element with an atomic number greater than that of uranium

transuranic

noun

Definition of transuranic (Entry 2 of 2)

: a transuranic element

Examples of transuranic in a Sentence

Recent Examples on the Web: Adjective So Bormanis came up with his own fictional heavy element, dysonium (named in honor of physicist Freeman Dyson), something with an atomic weight in the 130-135 range—well above the transuranic elements in the period table. Jennifer Ouellette, Ars Technica, 29 Dec. 2018 The excavator was digging up transuranic waste — which is waste contaminated with highly radioactive elements. Rebecca Boone, The Seattle Times, 18 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'transuranic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of transuranic

Adjective

1935, in the meaning defined above

Noun

1950, in the meaning defined above

Learn More About transuranic

Time Traveler for transuranic

Time Traveler

The first known use of transuranic was in 1935

See more words from the same year

Dictionary Entries Near transuranic

trans-Uranian

transuranic

transurethral

See More Nearby Entries 

Statistics for transuranic

Cite this Entry

“Transuranic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/transuranic. Accessed 23 Jan. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Name that Thing: Flower Edition

Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!