from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. having multiple nuclei
- adj. polycyclic
from the GNU version of the Collaborative International Dictionary of English
- adj. Containing many nuclei.
from The Century Dictionary and Cyclopedia
- Having several nuclei, as a cell.
- n. A cell, such as certain colorless blood-corpuscles or leucocytes, which contains many nuclei.
Sorry, no etymologies found.
Coal dust contains silica, trace metals, and polynuclear aromatic hydrocarbons (PAH), many of which are known human carcinogens.
Tests have found high levels of toxins like arsenic, lead and polynuclear aromatic hydrocarbons in the neighborhood.
In case of intolerance to thiacetazone: skin reactions, haematological disorders, signs of haemolysis, reduction of polynuclear cells or cerebral oedema, stop treatment and refer to a doctor, even if reaction is only moderate.
Microscopically a few small vessels showed plugs of polynuclear lencocytes.
Carcinogens in cigar smoke include the following: benzene aromatic amines (especially carcinogens such as 2-naphthylamine and 4-minobiphenyl) vinyl chloride ethylene oxide arsenic chromium cadmium nitrosamines polynuclear aromatic hydrocarbons There are some differences between cigar and cigarette smoke, though.
The space agency says the soil contains polychlorinated biphenyls, or PCBs, and polynuclear aromatic hydrocarbons, also known as PAHs.
The air itself will kill because crude oil is composed of polynuclear aromatic hydrocarbons, hyrogensulfide, benzene, toluene, xylenes, ethlbenzene, and trimethylbenzene.
According to Selover's report, the amounts of dieldrin, arsenic, lead, vanadium, polynuclear hydrocarbons, and PCBs at the site exceed the standards for direct contact remediation.
For example, polynuclear aromatic hydrocarbons can be determined in food and environmental samples using a Flexar system combining UV / VIS and fluorescence detectors.
To take advantage of the flexibility and precision by which light absorption, charge transport and catalytic properties can be controlled by discrete inorganic molecular structures, we have been working with polynuclear metal oxide nanoclusters in silica.