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pH
/ˈpiːˈeɪʧ/
US
UK
noun
[singular] technical :a number between 0 and 14 that indicates if a chemical is an acid or a base
A chemical with a pH lower than 7 is an acid, and a chemical with a pH higher than 7 is a base.
You
should
test
the
pH
of
the
soil
in
your
garden
.
* Các từ tương tự:
PH
,
phalanx
,
phallic
,
phallus
,
phantasm
,
phantasmagoria
,
phantom
,
pharaoh
,
Pharisee
US