Dictionary

who

pronoun \ˈhü, ü\

: what or which person or people

—used to question a person's character or authority

—used after a noun or pronoun to show which group of people you are talking about

Full Definition of WHO

1
:  what or which person or persons —used as an interrogative <who was elected?> <find out who they are> —used by speakers on all educational levels and by many reputable writers, though disapproved by some grammarians, as the object of a verb or a following preposition <who did I see but a Spanish lady — Padraic Colum> <do not know who the message is from — G. K. Chesterton>
2
:  the person or persons that :  whoever
3
—used as a function word to introduce a relative clause ; used especially in reference to persons <my father, who was a lawyer> but also in reference to groups <a generation who had known nothing but war — R. B. West> or to animals <dogs who…fawn all over tramps — Nigel Balchin> or to inanimate objects especially with the implication that the reference is really to a person <earlier sources who maintain a Davidic ancestry — F. M. Cross> ; used by speakers on all educational levels and by many reputable writers, though disapproved by some grammarians, as the object of a verb or a following preposition <a character who we are meant to pity — Times Literary Supplement>
See Usage Discussion at whom, that
as who
archaic :  as one that :  as if someone
as who should say
archaic :  so to speak
who is who or who's who or who was who
:  the identity of or the noteworthy facts about each of a number of persons

Origin of WHO

Middle English, from Old English hwā; akin to Old High German hwer, interrog. pron., who, Latin quis, Greek tis, Latin qui, relative pron., who
First Known Use: before 12th century

WHO

abbreviation

Definition of WHO

World Health Organization

Other Medicine Terms

analgesia, angina, diabetes, hepatitis, homeopathy, logorrhea, palliate, pandemic
WHO WAS WHO Defined for Kids

who

pronoun \ˈhü\

Definition of WHO for Kids

1
:  what or which person or people <Who is that?> <We know who did it.>
2
—used to stand for a person or people at the beginning of a clause <Students who need help should ask for it.>

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bunkum Hear it
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