: of, relating to, or constituting a system of crystallization characterized by three unequal axes with one oblique intersection

Word History

Etymology

International Scientific Vocabulary

First Known Use

1856, in the meaning defined above

Time Traveler
The first known use of monoclinic was in 1856

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Cite this Entry

“Monoclinic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/monoclinic. Accessed 7 Jul. 2026.

Medical Definition

monoclinic

adjective
of a crystal
: having one oblique intersection of the axes
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