whereof
conjunction
where·of
| \ hwer-ˈəv
, -ˈäv, wer-, (ˌ)(h)wər-\
, -ˈäv, wer-, (ˌ)(h)wər-\
Definition of whereof
(Entry 1 of 2)
1
archaic
: with or by which
2
: of what
knows whereof she speaks
3a
: of which
books whereof the best are lost
b
: of whom
whereof
adverbDefinition of whereof (Entry 2 of 2)
archaic
: of what
whereof are you made— William Shakespeare
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More Definitions for whereof
whereof
conjunction
English Language Learners Definition of whereof
formal + old-fashioned
: of what
See the full definition for whereof in the English Language Learners Dictionary
whereof
conjunction
where·of
| \ hwer-ˈəv
, wer-, -ˈäv\
, wer-, -ˈäv\
Kids Definition of whereof
: of what : that of which
I know whereof I speak.