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.

Minute acicular or dendritic crystalline forms sometimes observed in glassy volcanic rocks.

From Webster's Unabridged Dictionary (2nd 100 Pages) by Webster, Noah

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

Palpi very slightly curved; second joint brown on the outer side; third acicular, a little shorter than the second.

From Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology by Various

In igneous rocks of all kinds it is invariably present in small amounts as minute acicular crystals, and was one of the first constituents of the rock to crystallize out from the magma.

From Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 2 "Anjar" to "Apollo" by Various

Professors Babcock and Munroe, of Chicago, call the plants either the Hydrogastrum of Rabenhorst, or the Botrydium of the Micrographic Dictionary, the crystalline acicular bodies being deemed parasitic.

From Scientific American Supplement, No. 385, May 19, 1883 by Various