phthirius pubis phthirius • phthirophagous · · · Info · Definitions · Synonyms · Characters · · phthirius pubis · · Text Common · · Latin · · Scripts 15 · · Length 5 · · Syllables Definitions · · · (noun) a louse that infests the pubic region of the human body. Synonyms: crab louse, pubic louse, crab, Phthirius pubis. · · Noun Definition 1 Synonyms · · · crab louse · · Synonym 1 pubic louse · · Synonym 2 crab · · Synonym 3 Characters · · space U+0020 b latin small letter b U+0062 h latin small letter h U+0068 i latin small letter i U+0069 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