X factor

Noun

 * 1)  An unknown or hard-to-define influence; a factor with unknown or unforeseeable consequences.
 * 2)  A special talent, ability or quality or its indefinable cause.
 * 3) Prothrombinase, also called factor X.
 * 4)  The proportionality constant which converts CO emission line brightness to molecular hydrogen mass.
 * 1)  A special talent, ability or quality or its indefinable cause.
 * 2) Prothrombinase, also called factor X.
 * 3)  The proportionality constant which converts CO emission line brightness to molecular hydrogen mass.
 * 1)  The proportionality constant which converts CO emission line brightness to molecular hydrogen mass.

Translations

 * Chinese:
 * Mandarin:
 * Finnish: tuntematon tekijä
 * Russian:


 * Chinese:
 * Mandarin:
 * Finnish: erityislahjakkuus
 * Russian:


 * Chinese:
 * Mandarin:
 * Finnish: hyytymistekijä X
 * Russian:


 * Chinese:
 * Mandarin:
 * Russian: