spiculum
Example Sentences
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Rossiter in this autumn of 1917 was extremely interested in certain crucial experiments he was making with spiculum in sponge-cells; with scleroblasts, "mason-cells," osteoblasts, and "consciousness" in bone-cells.
From Mrs. Warren's Daughter A Story of the Woman's Movement by Sir Harry Hamilton Johnston
In the eagerness with which these bones are crushed, spicula or large pieces of them become wedged between the molar teeth, and form an inseparable obstacle to the closing of the teeth.
From The Dog by William Youatt
It publishes itself in creatures, reaching from particles and spicula, through transformation on transformation to the highest symmetries, arriving at consummate results without a shock or a leap.
From Essays by Ralph Waldo Emerson by Edna Henry Lee Turpin
The last fact, trivial as it appears, assumes immense importance when we learn that to these spicula we must turn for an explanation of the isolated masses of flint which abound in various chalk formations.
From Harper's New Monthly Magazine, Volume 1, No. 3, August, 1850. by Various
I pray you note that for many a day his carpet hath been the spicula of pine, and his atmosphere hath been perfumed by the fir-tree.
From A Breeze from the Woods, 2nd Ed. by William Chauncey Bartlett
I have received and read with interest your paper on the sponge with horny spicula.
From More Letters of Charles Darwin — Volume 1 by Sir Francis Darwin