anorthite

noun

an·or·thite ə-ˈnȯr-ˌthīt

: a white, grayish, or reddish feldspar occurring in many igneous rocks

anorthitic

ˌa-nȯr-ˈthi-tik

adjective

Etymology

French, from a- + Greek orthos straight

First Known Use

1823, in the meaning defined above

Time Traveler

The first known use of anorthite was in 1823

See more words from the same year

Style

“Anorthite.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/anorthite. Accessed 30 Dec. 2024.

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anorthite

noun

an·or·thite ə-ˈnȯr-ˌthīt

: a white, grayish, or reddish calcium-containing feldspar

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