Definition of X factor

1. Noun. (idiomatic) An unknown or hard-to-define influence; a factor with unknown or unforeseeable consequences. ¹



2. Noun. prothrombinase, also called factor X. ¹

3. Noun. (alternative spelling of X factor) ¹

¹ Source: wiktionary.com

Medical Definition of X factor

1. A precursor necessary to synthesise cytochromes. (09 Oct 1997)

X Factor Pictures

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Lexicographical Neighbors of X Factor

wüstite
wüstites
x-axes
x-axis
x-direction
x-div.
x-factors
x-height
x-heights
x-linked
x-omat
x-point
x-radiation
x86
xDSL
x factor (current term)
x wave
xacuti
xacutti
xalam
xalams
xaliproden
xamoterol
xanchromatic
xanomeline
xanorphica
xanoxic acid
xanth-
xanthaemia
xantham

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