| W | Tryptophan (amino acid) |
| W-W | Winchester-Western (cartridge manufacturer) |
| WADC | Wright Air Development Center (Dayton OH) |
| WANO | World Association of Nuclear Operators |
| WBC | White Blood Cells (or Count) |
| WBOT | Wide-Bore Open Tubular (GC Column) |
| WC | Wad-cutter (bullet) |
| WCB | Working Cell Bank |
| WCF | Winchester Center Fire |
| WCOT | Wall-Coated Open Tubular (GC Column) |
| WDL | Wholesale Dealer's License (UK, pharmaceuticals) |
| WDM | Wavelength Division Multiplexing |
| WDM | Wavelength division multiplexing |
| WDXRF | Wavelength-Dispersive X-Ray Fluorescence |
| WET | Waste Extraction Test |
| WFI | Water for Injection (USP monograph) |
| WFNA | White Fuming Nitric Acid |
| WGK | Wassergefährdungsklasse |
| WHG | Wasserhaushaltsgesetz |
| WHO | World Health Organization |
| WHO-ART | World Health Organization Adverse Reaction Terms |
| WHWT | West Highland White Terrier |
| WIP | Work in progress |
| WMD | White muscle disease |
| WMR | Winchester Magnum Rimfire(.22 Magnum) |
| WP | White phosphorus |
| WPL | Worker Populatin Limit |
| WSL | Winchester Selfloader |
| WTO | World Trade Organization |
| Wv | Wiedervorlage |
| WYSIWYG | What you see is what you get (in word processors) |
| XGPRT | Xanthine-guanine phosphoribosyl transferase |
| XPM | Cross Phase Modulation |
| XPS | X-ray photoelectron spectrometry |
| XRF | X-Ray Fluorescence (spectrometry) |
| XSD | Halogen-Specific Detector (Gas chromatography) |
| YAC | Yeast artificial chromosome |
| YAC | Yeast artificial chromosome |
| YAG | Yttrium Aluminum Garnet |
| YCp | Yeast centromeric plasmid |
| YEp | Yeast episomal plasmid |
| YIp | Yeast integrating plasmid |
| YP | Yperite: French WWI term: dichlorodiethyl sulfide/carbon tetrachloride |
| YPD | Yeast/peptone/dextrose (medium) |
| YRp | Yeast replicating plasmid |
| ZCPK | N-carbobenzyloxy-L-phenylalanyl chloromethyl ketone |
| ZEV | Zero-Emission Vehicle |
| ZKBS | Zentrale Kommission für die Biologische Sicherheit |
| ZPP | Zinc ProtoPorphyrin |
| Zu | Postzustellungsurkunde |
| Zul.Nr. | Approval (License ?) Number |
| ZZF | Zentrale Zulassungsstelle im Fernmeldewesen |
Copyright © 2007 Dyer Laboratories, all rights reserved.