frustule

[ fruhs-chool ]

/ ˈfrʌs tʃul /

noun Botany.

the siliceous cell wall of a diatom.

Origin of frustule

1855–60; <French <Late Latin frustulum, diminutive of frustumfrustum

Words nearby frustule

Frunze, frusemide, frustrate, frustrated, frustration, frustule, frustulum, frustum, frutescent, fruticose, frwy.

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for frustule

Frustule quadrangular, elevated at the angles into subconical processes oblique to the longitudinal axis.
The Diatomaceae of Philadelphia and Vicinity|Charles Sumner Boyer
Frustule membranaceous, elliptical, truncate, with broad ends.
The Diatomaceae of Philadelphia and Vicinity|Charles Sumner Boyer
Frustule membranaceous, constricted in the middle, with well-marked folds extending from the junction line in both directions.
The Diatomaceae of Philadelphia and Vicinity|Charles Sumner Boyer
Frustule broad, with rounded angles; septa curved; valve ovate, inferior apex produced.
The Diatomaceae of Philadelphia and Vicinity|Charles Sumner Boyer

Frustule of two saddle-shaped valves at right angles to each other.
The Diatomaceae of Philadelphia and Vicinity|Charles Sumner Boyer

British Dictionary definitions for frustule

frustule

/ (ˈfrʌstjuːl) /

noun

botany the hard siliceous cell wall of a diatom

Word Origin for frustule

C19: from French, from Late Latin frustulum a small piece, from frustum a bit

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for frustule

frustule

[ frŭs′chōōl ]

The silica-rich cell wall of a diatom. Frustules are divided into two halves, and the intricate patterns of depressions and projections on each half help to identify individual diatom species.

单词	frustule
释义	frustule [ fruhs-chool ] / ˈfrʌs tʃul / noun Botany. the siliceous cell wall of a diatom. Origin of frustule 1855–60; <French <Late Latin frustulum, diminutive of frustumfrustum Words nearby frustule Frunze, frusemide, frustrate, frustrated, frustration, frustule, frustulum, frustum, frutescent, fruticose, frwy. Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Example sentences from the Web for frustule Frustule quadrangular, elevated at the angles into subconical processes oblique to the longitudinal axis. The Diatomaceae of Philadelphia and Vicinity\|Charles Sumner Boyer Frustule membranaceous, elliptical, truncate, with broad ends. The Diatomaceae of Philadelphia and Vicinity\|Charles Sumner Boyer Frustule membranaceous, constricted in the middle, with well-marked folds extending from the junction line in both directions. The Diatomaceae of Philadelphia and Vicinity\|Charles Sumner Boyer Frustule broad, with rounded angles; septa curved; valve ovate, inferior apex produced. The Diatomaceae of Philadelphia and Vicinity\|Charles Sumner Boyer Frustule of two saddle-shaped valves at right angles to each other. The Diatomaceae of Philadelphia and Vicinity\|Charles Sumner Boyer British Dictionary definitions for frustule frustule / (ˈfrʌstjuːl) / noun botany the hard siliceous cell wall of a diatom Word Origin for frustule C19: from French, from Late Latin frustulum a small piece, from frustum a bit Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Scientific definitions for frustule frustule [ frŭs′chōōl ] The silica-rich cell wall of a diatom. Frustules are divided into two halves, and the intricate patterns of depressions and projections on each half help to identify individual diatom species. The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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