celloidin

[ suh-loi-din ]

/ səˈlɔɪ dɪn /

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noun

a concentrated form of pyroxylin used to embed tissues for cutting and microscopic examination.

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Origin of celloidin

First recorded in 1880–85; cell(ulose) + -oid + -in²

Words nearby celloidin

cell-mediated immunity, cell-mediated reaction, cell membrane, cello, cellobiose, celloidin, cellophane, cellophane noodle, Cellosolve, cell pack, cell phone

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use celloidin in a sentence

Various grades of celloidin, thick and thin, in wide-mouthed bottles.
The Elements of Bacteriological Technique|John William Henry Eyre
Remove the solution of gelatine from the interior of the celloidin case with a pipette.
The Elements of Bacteriological Technique|John William Henry Eyre
Pour some soft celloidin into a test tube; carefully revolve the test tube so that an even film of celloidin dries on the inside.
A Civic Biology|George William Hunter
After a short time water begins to rise in the tube, having passed through the film of celloidin.
A Civic Biology|George William Hunter

To overcome this, the sections might also be embedded in celloidin.
All About Coffee|William H. Ukers

British Dictionary definitions for celloidin

celloidin

/ (səˈlɔɪdɪn) /

noun

a nitrocellulose compound derived from pyroxylin, used in a solution of alcohol and ether for embedding specimens before cutting sections for microscopy

Word Origin for celloidin

C20: from cellulose + -oid + -in

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