Medical term:

diatom



di·a·tom

(dī'ă-tom),
An individual of microscopic unicellular algae, the shells of which comprise a sedimentary infusorial earth.
[G. diatomos, cut in two]
Farlex Partner Medical Dictionary © Farlex 2012

diatom

(dī′ə-tŏm′)
n.
Any of various microscopic one-celled or colonial heterokonts of the class Bacillariophyceae that are photosynthetic, have a silica cell wall made up of two interlocking parts, and form an important component of phytoplankton.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

diatom

a member of the BACILLARIOPHYCEAE.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005


di·a·to·ma·ceous

(dī'ă-tō-mā'shŭs),
Pertaining to diatoms or their fossil remains.
Farlex Partner Medical Dictionary © Farlex 2012

diatomaceous

(dī″ăt-ŏ-mā′shŭs) [L. Diatomace(ae)]
Pert. to or consisting of diatoms or their fossilized siliceous remains.
Medical Dictionary, © 2009 Farlex and Partners


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