filter paper
Americannoun
noun
Etymology
Origin of filter paper
First recorded in 1890–95
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.
They also collected urine samples on filter paper to measure estrogen and progesterone, allowing them to identify when ovulation occurred.
From Science Daily ● Dec. 14, 2025
This involves placing a piece of filter paper for 60 seconds between a dog’s lower eyelid and cornea.
From New York Times ● Aug. 22, 2022
The scientists wiped the armpits of healthy people and dengue fever patients with an absorbent material, isolated the molecules that could become airborne, and dabbed them onto filter paper.
From Science Magazine ● Jun. 30, 2022
Those who are tested will be sent a finger prick to illicit a small sample of blood, which is then stored on a special filter paper.
From Fox News ● May 6, 2020
"Flame" a cover-slip and place it on the filter paper by the side of the hanging-drop slide.
From The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. by J. W. H. (John William Henry) Eyre
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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
