pressurized water reactor pressurize • pressurizer · · · Info · Definitions · Synonyms · Characters · · pressurized water reactor · · Text Common · · Latin · · Scripts 25 · · Length 8 · · Syllables Definitions · · · (noun) a nuclear reactor that uses water as a coolant and moderator; the steam produced can drive a steam turbine. Synonyms: pressurized water reactor, PWR. · · Noun Definition 1 Synonyms · · · pwr · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075 w latin small letter w U+0077 z latin small letter z U+007A