[noun] The line on a graph that runs horizontally (left to right).
[noun] A form of electromagnetic radiation with higher frequency and energy than any other electromagnetic radiation besides gamma rays. X-rays have various applications, including medical imaging and X-ray crystallography, but can also damage material they come into contact with because of their high energy.
[noun] A technique used to determine the structure and identities of atoms in a compound by exposing a solid crystal of the compound to X-rays and analyzing how the crystal diffracts the X-rays.
[noun] A technique used to determine the arrangement of the atoms in a crystal.
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[adjective] Of cells with a nucleus and other organelles that are surrounded by lipid membranesGo to term