WordReference Random House Unabridged Dictionary of American English © 2026
Ph, [Chem.]
pH, [Chem.]
ph, [Optics.]
ph.,
- Chemistryphenyl.
pH, [Chem.]
- Chemistrythe symbol for the logarithm of the reciprocal of hydrogen ion concentration in gram atoms per liter, used to express the acidity or alkalinity of a solution on a scale of 0 to 14, where less than 7 represents acidity, 7 neutrality, and more than 7 alkalinity.
ph, [Optics.]
- Opticsphot;
phots.
ph.,
- phase.
- phone.
- Public Health.
'ph.' also found in these entries (note: many are not synonyms or translations):
Apepi
- B.P.H.
- B.S.P.T.
- D. Ph.
- Doctor of Philosophy
- Ph
- Ph. C.
- Ph. G.
- Ph.B.
- Ph.D.
- Ph.L.
- Ph.M.
- acephate
- acid
- acid-loving
- acidity
- advanced degree
- alkali-loving
- alkaline
- alkalinity
- amendment
- amphetamine
- ampulla
- base
- basify
- buffer
- chlorthalidone
- chronopher
- dalapon
- doctor's degree
- em
- grapheme
- homophone
- hydrogen electrode
- isoelectric point
- mph
- nephew
- neutralize
- pH
- pharming
- phi
- phish
- phosphine
- phosphonium
- phosphonium iodide
- phot
- phreak
- spell
- tamoxifen
- thalidomide