acicular
Americanadjective
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shaped like a needle.
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Metallurgy.
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(of cast iron) containing ferrite in a needlelike form.
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(of an alloy) having a microstructure of needlelike components.
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Other Word Forms
Etymology
Origin of acicular
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.
The phonolite is of a greenish-grey colour, and is full of minute acicular crystals of feldspar; in most parts it has a conchoidal fracture, and is sonorous, yet it is crenulated with minute air-cavities.
From Volcanic Islands by Darwin, Charles
Besides inulin, C12H20O10, a body isomeric with starch, the root contains helenin, C6H8O, a stearoptene, which may be prepared in white acicular crystals, insoluble in water, but freely soluble in alcohol.
From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 2 "Ehud" to "Electroscope" by Various
Sagenite, sāj′en-īt, n. acicular crystals of rutile occurring in reticulated forms embedded in quartz.—adj.
From Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements) by Various
Usually of a white or light greenish color and vitreous lustre, in acicular crystallizations.
From The Elements of Blowpipe Analysis by Getman, Frederick Hutton
The crystals are usually small and are prismatic or acicular in habit; they have a perfect cleavage parallel to the face lettered a in the adjoining figure.
From Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" by Various
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
