| PHT | • pht interj. Used to signify mild annoyance or disagreement. • PHT interj. used as an expression of annoyance, also PHPHT. |
| PHTHALATE | • phthalate n. (Organic chemistry) Any salt or ester of a phthalic acid. • PHTHALATE n. a salt of phthalic acid. |
| PHTHALATES | • phthalates n. Plural of phthalate. • PHTHALATE n. a salt of phthalic acid. |
| PHTHALEIN | • phthalein n. (Organic chemistry) any of a range of lactones formed by the reaction of phenols with phthalic anhydride. • PHTHALEIN n. any one of a very important class of dye-yielding materials formed by the union of phenols with phthalic anhydride. |
| PHTHALEINS | • phthaleins n. Plural of phthalein. • PHTHALEIN n. any one of a very important class of dye-yielding materials formed by the union of phenols with phthalic anhydride. |
| PHTHALIC | • phthalic adj. (Chemistry) of, relating to, or derived from naphthalene or phthalic acid. • PHTHALIC adj. pertaining to, or designating, a dibasic acid obtained by the oxidation of naphthalene and allied substances. |
| PHTHALIN | • phthalin n. (Chemistry) A colourless crystalline substance obtained by reduction from phthalein, into which it is… • phthalin n. (Chemistry) Any of the series of which phthalin proper is the type. • PHTHALIN n. a colourless crystalline compound obtained by reducing a phthalein. |
| PHTHALINS | • phthalins n. Plural of phthalin. • PHTHALIN n. a colourless crystalline compound obtained by reducing a phthalein. |
| PHTHALOCYANIN | • phthalocyanin n. Alternative form of phthalocyanine. • PHTHALOCYANIN n. any of a group of green and blue organic colouring matters of great fastness and brilliance, also PHTHALOCYANINE. |
| PHTHALOCYANINE | • phthalocyanine n. (Organic chemistry) Any of a family of macrocyclic compounds having a structure similar to that of porphyrin;… • PHTHALOCYANINE n. any of a group of green and blue organic colouring matters of great fastness and brilliance, also PHTHALOCYANIN. |
| PHTHALOCYANINES | • phthalocyanines n. Plural of phthalocyanine. • PHTHALOCYANINE n. any of a group of green and blue organic colouring matters of great fastness and brilliance, also PHTHALOCYANIN. |
| PHTHALOCYANINS | • phthalocyanins n. Plural of phthalocyanin. • PHTHALOCYANIN n. any of a group of green and blue organic colouring matters of great fastness and brilliance, also PHTHALOCYANINE. |
| PHTHIRIASES | • phthiriases n. Plural of phthiriasis. • PHTHIRIASIS n. infestation with lice. |
| PHTHIRIASIS | • phthiriasis n. (Medicine) An infestation with crab lice. • phthiriasis n. A pediculosis. • PHTHIRIASIS n. infestation with lice. |
| PHTHISES | • phthises n. Plural of phthisis. • PHTHISIS n. a disease of the lungs, also PHTHISIC. |
| PHTHISIC | • phthisic n. (Pathology) A wasting illness of the lungs, such as asthma or tuberculosis; consumption; phthisis. • phthisic n. (Pathology, formerly) Any wasting disease. • phthisic n. A person suffering from phthisis. |
| PHTHISICAL | • phthisical adj. Phthisic. • PHTHISICAL adj. of or pertaining to phthisis. |
| PHTHISICKY | • phthisicky adj. Having phthisis, or some symptom of it, as difficulty in breathing. • PHTHISICKY adj. having phthisis, or some symptom of it, as difficulty in breathing. |
| PHTHISICS | • phthisics n. Plural of phthisic. • PHTHISIC n. a disease of the lungs, also PHTHISIS. |
| PHTHISIS | • phthisis n. (Archaic) An atrophy of the body or part of the body, especially pulmonary tuberculosis. • PHTHISIS n. a disease of the lungs, also PHTHISIC. |