| DIPHTHONG | • diphthong n. (Phonetics) A complex vowel sound that begins with the sound of one vowel and ends with the sound of… • diphthong n. (Rare) A vowel digraph or ligature. • DIPHTHONG n. a union of two vowels pronounced in one syllable. |
| ETHEPHONS | • ETHEPHON n. a synthetic plant growth regulator. |
| HYPANTHIA | • hypanthia n. Plural of hypanthium. • HYPANTHIUM n. a fruit consisting in large part of a receptacle, enlarged below the calyx, as in the rose hip and the pear. |
| HYPHENATE | • hyphenate v. (Transitive) to break a word at the end of a line according to the hyphenation rules by adding a hyphen… • hyphenate v. (Transitive) to join words or syllables with a hyphen. • hyphenate n. A person or object with multiple duties, abilities or characteristics, such as "writer-director", "actor-model"… |
| NAPHTHENE | • naphthene n. (Organic chemistry) Any cycloalkane (or alkyl derivative). • NAPHTHENE n. a peculiar hydrocarbon occurring as an ingredient of Caucasian petroleum. |
| NAPHTHOLS | • naphthols n. Plural of naphthol. • NAPHTHOL n. any one of a series of hydroxyl derivatives of naphthalene, analogous to phenol, also NAPHTOL. |
| NAPHTHOUS | • NAPHTHOUS adj. containing naphtha. |
| NAPHTHYLS | • naphthyls n. Plural of naphthyl. • NAPHTHYL n. a radical derived from naphthalene. |
| PHONATHON | • PHONATHON n. a telephone-based fundraising campaign. |
| 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. |
| PHTHALINS | • phthalins n. Plural of phthalin. • PHTHALIN n. a colourless crystalline compound obtained by reducing a phthalein. |
| THANESHIP | • thaneship n. The state or dignity of a thane; thanehood. • thaneship n. The seignioralty of a thane. • THANESHIP n. the state or dignity of a thane, also THANAGE, THANEDOM, THANEHOOD, THENAGE. |
| THEOPHANY | • theophany n. A manifestation of a deity to a person. • Theophany n. One of the Great Feasts of the Eastern Orthodox Church, commemorating the revelation of Jesus’ divinity… • THEOPHANY n. the manifestation or appearance of a god to people. |
| THIOPHENE | • thiophene n. (Organic chemistry) Any of a class of aromatic heterocyclic compounds containing a ring of four carbon… • THIOPHENE n. a five-membered heterocyclic compound with sulphur, also THIOPHEN. |
| THIOPHENS | • thiophens n. Plural of thiophen. • THIOPHEN n. a type of sulphur compound. |