An Encylopedia Britannica Company

itself

itself /ɪtˈsɛlf/ pronoun
itself
/ɪtˈsɛlf/
pronoun
Britannica Dictionary definition of ITSELF
: that same one:
used as the object of a verb or preposition to refer to something that has already been mentioned
used for emphasis to refer to something that has already been mentioned
used after a noun to say that someone or something has a lot of a particular quality

by itself

: on its own : without being directly controlled by a person
: with nothing nearby : alone

in itself

: in its own nature : when considered as something separate from other things
: without anything else added see also an end in itself at 1end