| diatom |
a photosynthetic single celled organism enclosed by a shell of silica.
출처: school.discovery.com/curriculumcenter/oceans/gloss...
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| diatomaceous earth |
A type of earth made up of the fossil deposits of siliceous skeletons of diatoms. This earth has an irritating surface (glass-like and sharp) and can be used to clean carpets and rid them of fleas and mites. Absorbs oil and water and is used in abrasive agents, cleansers for the face or for environmental uses. Very cheap. Irritating if inhaled.
출처: allnaturalbeauty.us/glossary_aromatic.htm
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| diatomic |
molecules consisting of two atoms. The seven diatomic molecules are H, N 2 , O 2 , F 2 , Cl 2 , Br 2 , I 2
출처: wblrd.sk.ca/~chem30_dev/appendix/glossary.htm
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| diatom |
A single-celled plant that often floats near the surface of the ocean. It usually is the first organism in a food chain or food web. Diatoms are a common component of plankton.
출처: www.dfo-mpo.gc.ca/canwaters-eauxcan/bbb-lgb/librar...
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| diatom |
Microscopic organism with a hard shell that remains after the death of the organism.
출처: www.aquahobby.com/articles/e_glossary.php
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