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missing

missing /ˈmɪsɪŋ/ adjective
missing
/ˈmɪsɪŋ/
adjective
Britannica Dictionary definition of MISSING
: unable to be found : not in a usual or expected place
often + from
sometimes used in the phrase go missing
◊ This phrase is more common in British English than in U.S. English.
: needed or expected but not included
often + from

missing in action

used to say that a soldier cannot be found after a battle and might have been killed, captured, or wounded