X (Social media website) 4 X chromosome 2 X Factor (Show) 2 X Factor (Television Program) 1 X Factor Philippines (Television program) 3 X toolkit (Computer file) 1 X Window System (Computer system) 5 X window system (Computer system) 1 X- and y-radiation and neutrons 1 X-men (Comic strip) 1 X-Men (Fictitious characters) 7 X-men (Political party) 1 X-ray astronomy 2 X-ray crystallography 44 X-ray crystallography -- Laboratory manuals 1 X-ray crystallography 0 3 X-ray diffraction 5 X-ray diffractometer 3 X-ray diffractometers 1 X-ray equipment 3 X-ray fluorescence 1 X-Ray Inspection Project 1 X-ray Inspection Project (XIP) 1 X-ray lithography 2 X-ray microanalysis 6 X-ray optics 3 X-ray spectroscopy 22 X-ray spectroscopy -- Indstrial applications 1 X-ray spectroscopy -- Industrial applications 1 X-ray spectroscopy in archaeology 1 X-ray technologist 1 X-Ray Technologists 2 X-ray therapy 1 X-rays 55 X-Rays 1 X-rays - Diffraction 1 X-rays - Industrial applications 1 X-rays -- Congresses 1 X-rays -- Diffraction 13 X-rays -- Diffraction -- Industrial applications 2 X-rays -- Scattering 1 X-rays --Encyclopedias 2 X-rays-Diffraction 1 X.500 directory standard (Telecommunication) 1 X1R (Lubrication) 1 X86 assembly language (Computer program language) 1 Xalapa, Mexico 1 Xanthan gum 8 Xanthine 2 Xanthine oxidase 1 Xanthomonas albilineans 1 Xanthomonas campestris 2 Xanthomonas diseases 1 Xanthomonas oryzae 2 Xavier School 1 Xavier High School 1 Xavier House 1 Xavier House of the Society of Jesus 1 Xavier School 5 Xavier School Nuvali 3 Xavier University 5 Xavier University High School (Cagayan de Oro City) 1 Xbox 360 (Video game console) 1 XChronology 1 Xenakis, Iannis 1 Xenical (Drug) 10 Xenobiotics 23 Xenobiotics--Metabolism 1 Xenogears (Game) 1 Xenografts 1 Xenopeltis 1 Xenophobia 3 Xenophobia in language 1 Xerography 3 Xerophthalmia 14 Xerox copy 2 XFM (Radio Station) 1 Xhosa (African people) 2 XHTML (Document markup language) 16 Xi Jinping 80 Xiao Jia Hung 2 XID Technologies Pte. Ltd 1 XLR8 1 XLR8 (Singing group) 1 XML (Document mark up language) 1 XML (Document markup language) 39 XML (Document Markup Language) 3 XML (Document markup language) --Periodicals 2 XOOPS (computer file) 1 XSight (Computer program) 1 XSLT (Computer program language) 1 Xu, Barbie 2 Xylem 5 Xylene 2 Xylitol 2 Xylocaine 2 Xylophone 8 Xylophone music 3 XYZ : the creativity of Jaime Zobel (Book) 1 XYZ, Young Women's TV (Television Program) 1