diatom


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Related to diatom: diatomaceous earth

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]

diatom

/di·a·tom/ (di´ah-tom) a unicellular microscopic form of alga having a cell wall of silica.

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.

diatom

a member of the BACILLARIOPHYCEAE.
References in periodicals archive ?
Osmotic and ionic requirements of the marine centric diatom Cyclotella nana.
The aim of this study is to describe environmental changes (natural and influenced by human activities) in the northern part of the Curonian Lagoon since ca 1800, using diatom assemblage analysis together with stable isotope analysis on a dated sediment core.
However, the planktonic diatom composition from the two sampling units was similar, even with the landform (Iguassu falls) interposition and with the different depth and width of each investigated location.
Bahls, 2006 Diatom biocriteria for Montana streams: Middle Rockie Ecoregions.
The structure of the periphytic diatom assemblage, summarized by a NMDS, showed a separation only between sites studied (Figure 4a).
The total diatom biomass was substantially (from 29% in April to 77% in June) higher in station DG1 than in station DG7 during all sampling occasions except for August when the diatom biomass observed in station DG7 exceeded that in station DG1 (Fig.
I did an experiment with my WHOI colleagues Rob Olson and Heidi Sosik where I made time-lapse movies of diatom cells dividing, generation after generation.
EPP diatom frustules and muscle, gonad, gill and liver tissues of two fishes, Alburnus escherichii and Gobio sakaryaensis) components of system and by using some statistical techniques.