polarity indicator
81AN/FPS-16 — manned space program and the U.S. Air Force. The accuracy of Radar Set AN/FPS 16 is such that the position data obtained from point source targets has azimuth and elevation angular errors of less than 0.1 milliradian (approximately 0.006 degree)… …
82Convective storm detection — is the meteorological observation of deep, moist convection (DMC) and consists of detection, monitoring, and short term prediction. This term includes the minority of storms which do not produce lightning and thunder. Convective storms can… …
83Glossary of chemistry terms — This page is a glossary of chemistry terms. Chemistry has an extensive vocabulary and a significant amount of jargon. This is a list of chemical terms, including laboratory tools, glassware, and equipment. Chemistry itself is a physical science… …
84Flibbix — is a dynamic board game by Merillian for two to five players, in which players build their own game board using magnetic game board tiles, check off custom rules on a Make your own Rules sheet, and then play. Because the game board and rules can… …
85Academic studies about Wikipedia — Content Production A minority of editors produce the majority of persistent content In a landmark peer reviewed paper,Reid Priedhorsky, Jilin Chen, Shyong (Tony) K. Lam, Katherine Panciera, Loren Terveen, John Riedl, Creating, destroying, and… …
86PPI — ist ein Akronym für: Partito Popolare Italiano, eine ehemalige italienische Partei Payment Protection Insurance, der englischsprachige Fachausdruck für Restschuldversicherung Peptidyl Prolyl cis trans Isomerase, ein Enzym Perhimpunan Pelajar… …
87Ppi — ist ein Akronym für: Partito Popolare Italiano, eine ehemalige italienische Partei Peptidyl Prolyl cis trans Isomerase, ein Chaperon Perhimpunan Pelajar Indonesia, eine in vielen Ländern vertretene Vereinigung für im Ausland studierende… …
88annelid — /an l id/, n. 1. any segmented worm of the phylum Annelida, including the earthworms, leeches, and various marine forms. adj. 2. belonging or pertaining to the Annelida. Also, annelidan /euh nel i dn/. [1825 35; see ANNELIDA] * * * Any member of… …
89coordination compound — Chem. complex (def. 10). Also called coordination complex. * * * ▪ chemistry Introduction any of a class of substances with chemical structures in which a central metal atom is surrounded by nonmetal atoms or groups of atoms, called ligands… …
90flatworm — /flat werrm /, n. any worm of the phylum Platyhelminthes, having bilateral symmetry and a soft, solid, usually flattened body, including the planarians, tapeworms, and trematodes; platyhelminth. [1895 1900; FLAT1 + WORM] * * * or platyhelminth… …
