X-ray-binary
noun
a binary star that is an intense source of x-rays and is composed of a normal star in close orbit with a white dwarf, neutron star, or black hole
Read Also:
- X-ray-microscope
x-ray microscope historical examples bolden’s pets f. l. wallace bolden’s pets f. l. wallace
- X-scm
x-scm language an accessory for the scm scheme interpreter, by larry campbell, that provides an environment for building motif and openlook application programs. there is some support as well for raw xlib applications, but not enough yet to be useful. posted to alt.sources. (1992-08-10)
- X-windows
x-windows
- X-12
x.12 standard the american equivalent of un/edifact and various other national and industry edi messaging protocols. the first y2k ready version of x.12 is version 4010. [what’s “un”? details? differences from edifact?] (1999-09-10)
- X-21
x.21 communications, standard a digital signaling interface recommended by itu-t that includes specifications for dte/dce physical interface elements, alignment of call control characters and error checking, elements of the call control phase for circuit switched services, data transfer at up to 2 mbps, and test loops. 64 kbps is the most commonly used transfer rate. […]