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py·rene 1

 (pī′rēn′, pī-rēn′)
The stone of certain fruits, such as the cherry.

[New Latin pȳrēna, from Greek purēn.]

py·rene 2

 (pī′rēn′, pī-rēn′)
A carcinogenic, colorless, solid polycyclic aromatic hydrocarbon, C16H10, exhibiting blue fluorescence in solution, used in the manufacture of dyes, pesticides, and pharmaceuticals, and as an analytical reagent.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Elements & Compounds) a solid polynuclear aromatic hydrocarbon extracted from coal tar. Formula: C16H10
[C19: from pyro- + -ene]


(Botany) botany any of several small hard stones that occur in a single fruit and contain a single seed each
[C19: from New Latin pyrena, from Greek purēn]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pyrene - a pale yellow crystalline hydrocarbon C16H10 extracted from coal tarpyrene - a pale yellow crystalline hydrocarbon C16H10 extracted from coal tar
hydrocarbon - an organic compound containing only carbon and hydrogen
2.pyrene - the small hard nutlet of a drupe or drupelet; the seed and the hard endocarp that surrounds it
nutlet - a small nut
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Winnik, "Photophysics of preassociated pyrenes in aqueous polymer solutions and in other organized media," Chemical Reviews, vol.
Previously, we had reported a novel saccharide detection strategy utilizing saccharide-induced conformational changes in fluorescent boronic acid polymers, which was synthesized from a radical copolymerization of a boronic acid monomer and a pyrene monomer [22].
Wengel, "Highly fluorescent conjugated pyrenes in nucleic acid probes: (Phenylethynyl)pyrenecarbonyl-functionalized locked nucleic acids," Chemistry A, vol.
Pyrene conjugates of oligonucleotides as potential diagnostic probes attract attention of researchers due to the unique properties of pyrene such as long fluorescence lifetime, considerable sensitivity to the microenvironment, high quantum yield, and ability to form excimers and exciplexes [4].
Berth occupancy was managed at the Port at 77% on Wednesday where a total of ten ships namely C.V ACX Marguerite, C.V CMA CGM Wagner, C.V CSAV Pyrenes, M.V Shipphire, M.V Tycoon, M.V Afamia, M.V Loonlhi, M.V Gera Simos, M.T Remi and M.T North Contender are currently occupying berths to load/offload containers, cement, urea, canola seeds, furnace oil and phosphoric acid respectively during last 24 hours.
Within the Classic Range, my pick was the Muscat Sec (pounds 5.35 Caves Pyrenes) a dry white, with fresh, floral and grape flavours.
Veeraghavan These three well produced monographs, the first on benzo [a] pyrenes and benzo [e] pyrenes, the second on cyclopenta [a] phenanthrenes and the third on benz [a] anthracenes are companion volumes in the Cambridge Monographs series on cancer research.
Meanwhile four more ships scheduled to load/offload containers, cement and chemicals also arrived at outer anchorage of Port Qasim during last 24 hours Berth occupancy was maintained at 86% at the Port on Tuesday where a total of nine ships namely M.V Maersk Kalamata ,CSAV Pyrenes, MSC Magali, Tycoon, Afamia, Ioanthi, Gerasimos, Remi and M.T Indradi are currently occupying berths to load/offload containers, cement, urea, canola seeds, furnace oil and edible oil respectively during last 24 hours.
Standards were not available for some important PAH products, for example, bipyrenyls, their condensation products, and pyrene derivatives (alkylated pyrenes).
CSAV Pyrenes, M.V Ioanthi and M.T Remi carrying containers,19,506 tonnes Fertilizer and 65,012 tonnes Furnace oil are expected to take berths at QICT, MW-3 and FOTCO respectively on Tuesday, 23th August.