crys·tal·line
ˈkri-stə-lən 
also -ˌlīn,
-ˌlēn
crys·tal·lin·i·ty
ˌkri-stə-ˈli-nə-tē
plural -es
: the quality or state of being crystalline : degree of crystallization
Examples of crystalline in a Sentence
Adjective
we could see fish swimming beneath the crystalline ice of the frozen lake
Recent Examples on the Web
Caitlin Gunther, Condé Nast Traveler, 19 June 2026
The volume of crystalline API needed to dose 450 million patients with the Pfizer Covid-19 vaccine would fill just two milk gallon jugs, Asparouhov said.
—Elsa Ohlen, CNBC, 9 June 2026
Ideal for couples looking for a cozy weekend escape, the inn offers daily continental breakfast (plus specialty breakfasts on weekends and holidays), a Victorian parlor, crackling fireplaces, and a great room shimmering with crystalline chandeliers.
—Matt Kirouac, Midwest Living, 7 June 2026
His cheddar is hard to miss—beautiful clothbound truckles, a distinctive rind, a nutty, rich taste, and slightly crystalline texture.
—Olivia Potts, Longreads, 28 May 2026
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Adjective
The lush gardens, manicured but also a touch sauvage, have plenty of recliners, and a crystalline pool just begs for a quick dip.
—Caitlin Gunther, Condé Nast Traveler, 19 June 2026
The volume of crystalline API needed to dose 450 million patients with the Pfizer Covid-19 vaccine would fill just two milk gallon jugs, Asparouhov said.
—Elsa Ohlen, CNBC, 9 June 2026
Ideal for couples looking for a cozy weekend escape, the inn offers daily continental breakfast (plus specialty breakfasts on weekends and holidays), a Victorian parlor, crackling fireplaces, and a great room shimmering with crystalline chandeliers.
—Matt Kirouac, Midwest Living, 7 June 2026
His cheddar is hard to miss—beautiful clothbound truckles, a distinctive rind, a nutty, rich taste, and slightly crystalline texture.
—Olivia Potts, Longreads, 28 May 2026
See All Example Sentences for crystalline
Cite this Entry
“Crystalline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/crystalline. Accessed 22 Jun. 2026.
Copy CitationKids Definition
crystalline
adjective
crys·tal·line
ˈkris-tə-lən
1
: clear or sparkling like crystal
crystalline drops of honey
2
: made of crystal or crystals
3
: of or relating to a crystal
Medical Definition
crystalline
adjective
crys·tal·line
ˈkris-tə-lən also -ˌlīn, -ˌlēn
1
: composed of or resembling crystals
2
a
: formed by crystallization : having regular arrangement of the atoms in a space lattice see amorphous sense 2
b
: having the internal structure though not necessarily the external form of a crystal
granite is only crystalline, while quartz crystal is perfectly crystallized
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