central cylinder

American  

noun

Botany.

1. stele.

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Example Sentences

Elongate and engorge a gastraphetes’ central cylinder to the point that a dragon would notice it, however, and it becomes impossible to fire without gripping it more firmly than even the strongest archer could manage.

From Slate • May 7, 2019

All the bosses of one line of rollers were connected so that one driving gear would serve for the whole length, and all the spindles were driven by bands from a central cylinder.

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 5 "Cosway" to "Coucy" by Various

These bands, which may serve to strengthen the central cylinder, have been compared with the netting surrounding the delicate wall of an inflated balloon.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 7 "Gyantse" to "Hallel" by Various

The louse-like offspring sticks its proboscis into the tissues as far as the central cylinder.

From Disease in Plants by Ward, H. Marshall

In this the spindles, arranged vertically in the frame, are driven by bands from a central cylinder, and project through apertures in a horizontal bar.

From Inventions in the Century by Doolittle, William Henry