| ANTHOPHYLLITE | • anthophyllite n. (Mineralogy) A dark brown amphibole mineral; a mixed silicate of iron and magnesium. • ANTHOPHYLLITE n. an orthorhombic ferromagnesian amphibole which occurs usually as fibrous or asbestiform masses. |
| DIPHTHONGALLY | • diphthongally adv. By means of a diphthong. • DIPHTHONGAL adv. of or like a diphthong. |
| HYPERSTHENIAS | • hypersthenias n. Plural of hypersthenia. • HYPERSTHENIA n. a morbid condition marked by excessive excitement of all the vital phenomena. |
| HYPHENISATION | • HYPHENISATION n. the process of hyphenising, also HYPHENIZATION. |
| HYPHENIZATION | • hyphenization n. Hyphenation. • HYPHENIZATION n. the process of hyphenizing, also HYPHENISATION. |
| HYPOGNATHISMS | • HYPOGNATHISM n. the state of being hypognathous. |
| HYPOTHECATING | • hypothecating v. Present participle of hypothecate. • HYPOTHECATE v. to pledge as security without title or possession. |
| HYPOTHECATION | • hypothecation n. The use of property, or an existing mortgage, as security for a loan, etc. • hypothecation n. (Britain) A tax levied for a specific expenditure. • HYPOTHECATION n. the act of taking a mortgage. |
| HYPOXANTHINES | • hypoxanthines n. Plural of hypoxanthine. • HYPOXANTHINE n. a purine base found in plant and animal tissues that yields xanthine on oxidation. |
| ICHTHYOPSIDAN | • ICHTHYOPSIDAN n. a member of the Ichthyopsida, amphibians, fishes and fishlike vertebrates, also ICHTHYOPSID. |
| NAPHTHYLAMINE | • naphthylamine n. (Organic chemistry) Either of two isomeric primary amines derived from naphthalene; they occur in crude… • NAPHTHYLAMINE n. either of two isomeric crystalline bases used esp. as dye intermediates. |
| ONYCHOPHAGIST | • onychophagist n. (Rare) A person who bites his or her fingernails. • ONYCHOPHAGIST n. one who bites their fingernails. |
| 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. |
| PHYCOXANTHINS | • PHYCOXANTHIN n. a yellow pigment found in diatoms, brown seaweeds etc. |
| PLATYHELMINTH | • platyhelminth n. Any flatworm of the phylum Platyhelminthes. • PLATYHELMINTH n. a tapeworm or planarian. |
| PSYCHASTHENIA | • psychasthenia n. (Dated) A psychological disorder characterized by phobias, obsessions, compulsions, or excessive anxiety. • PSYCHASTHENIA n. an incapacity to resolve doubts/uncertainties or to resist obsessions/compulsions that one knows are irrational. |
| PSYCHASTHENIC | • psychasthenic adj. Affected with, or relating to, psychasthenia. • psychasthenic n. An individual who has psychasthenia. • PSYCHASTHENIC adj. relating to psychasthenia. |
| YACHTSMANSHIP | • yachtsmanship n. The skill or art of sailing a yacht. • YACHTSMANSHIP n. the art of sailing a yacht. |