| CINQUEFOIL | • cinquefoil n. A potentilla (flower). • cinquefoil n. (Heraldry) A stylized flower or leaf with five lobes. • cinquefoil n. (Topology) A particular knot of five crossings. |
| CONCEITFUL | • conceitful adj. Imaginative, clever. • CONCEITFUL adj. (Spenser) thoughtful. |
| CONFUSIBLE | • confusible adj. Alternative spelling of confusable. • CONFUSIBLE n. something liable to be confused. |
| DEFLUXIONS | • defluxions n. Plural of defluxion. • DEFLUXION n. (obsolete) a discharge or flowing of humors or fluid matter, as from the nose in catarrh. |
| EFFLUXIONS | • effluxions n. Plural of effluxion. • EFFLUXION n. the act of flowing out. |
| FEUILLETON | • feuilleton n. A section of a European newspaper typically dedicated to arts, culture, criticism, and light literature. • feuilleton n. An article published in such a section. • FEUILLETON n. (French) in French and other newspapers, a part ruled off the bottom of a page for a serial story, critical article, etc.; a contribution of this kind. |
| FLOUNCIEST | • flounciest adj. Superlative form of flouncy: most flouncy. • FLOUNCY adj. flouncing. |
| FLUORINATE | • fluorinate v. (Chemistry, transitive) To introduce fluorine into a compound. • FLUORINATE v. to introduce fluorine into a chemical compound. |
| FLUOXETINE | • fluoxetine n. (Pharmacology) A synthetic compound which inhibits the uptake of serotonin in the brain and is taken… • FLUOXETINE n. an antidepressant drug that increases the levels of serotonin in the central nervous system. |
| FOULDERING | • fouldering v. Present participle of foulder. • FOULDER v. (Spenser) to thunder. |
| FULMINEOUS | • fulmineous adj. Fulminous; of or pertaining to thunder. • FULMINEOUS adj. pertaining to thunder and lightning, also FULMINOUS. |
| FUSIONLESS | • fusionless adj. Without fusion. • FUSIONLESS adj. (Scots) weak, feeble, also FIZZENLESS, FOISONLESS, FUSHIONLESS. |
| LANIFEROUS | • laniferous adj. Bearing or producing wool. • LANIFEROUS adj. wool-bearing, also LANIGEROUS. |
| MEFLOQUINE | • mefloquine n. (Pharmacology) An antimalarial drug C17H16F6N2O similar to quinine that consists of a fluorinated derivative… • MEFLOQUINE n. an antimalarial drug. |
| MEIOFAUNAL | • meiofaunal adj. Pertaining to, or characteristic of, a meiofauna. • MEIOFAUNAL adj. relating to the meiofauna. |
| OUTFEELING | • outfeeling v. Present participle of outfeel. • OUTFEEL v. to surpass in feeling. |
| UNFORCIBLE | • unforcible adj. (Archaic) Without strength. • UNFORCIBLE adj. that cannot be forced. |
| UNIFOLIATE | • unifoliate adj. (Botany) Having a single leaf. • unifoliate n. Such a plant. • UNIFOLIATE adj. with one leaf only. |