| FIBRILLATION | • fibrillation n. The rapid, irregular, and unsynchronized contraction of the muscle fibers of the heart. • FIBRILLATION n. uncoordinated contraction of muscle-fibres in the heart. |
| FLABELLATION | • flabellation n. The act of keeping cool by use of a fan or fan-like instrument. • FLABELLATION n. the act of fanning. |
| FLABELLIFORM | • flabelliform adj. Shaped like a fan; flabellate. • FLABELLIFORM adj. shaped like a fan. |
| FLAMBOYANTLY | • flamboyantly adv. In a flamboyant manner. • FLAMBOYANT adv. extravagant. |
| FLANNELBOARD | • flannelboard n. Synonym: flannelgraph. • FLANNELBOARD n. a teaching aid consisting of a board covered with flannel. |
| FLOATABILITY | • floatability n. The condition of being floatable. • FLOATABILITY n. the quality of being floatable. |
| FOOTBALLENES | • FOOTBALLENE n. buckminsterfullerene, a ball-shaped molecule containing 60 carbon atoms linked together in hexagons and pentagons to form a closed, near spherical and very stable structure. |
| FOOTBALLISTS | • footballists n. Plural of footballist. • FOOTBALLIST n. one who plays football, also FOOTBALLER. |
| FORECLOSABLE | • foreclosable adj. Capable of being foreclosed. • FORECLOSABLE adj. that can be foreclosed. |
| FORMALISABLE | • formalisable adj. Alternative form of formalizable. • FORMALISABLE adj. capable of being formalised, also FORMALIZABLE. |
| FORMALIZABLE | • formalizable adj. Capable of being formalized. • FORMALIZABLE adj. capable of being formalized, also FORMALISABLE. |
| FOSSILISABLE | • fossilisable adj. Alternative form of fossilizable. • FOSSILISABLE adj. that can be fossilised, also FOSSILIZABLE. |
| FOSSILIZABLE | • fossilizable adj. Able to be converted into a fossil. • FOSSILIZABLE adj. that can be fossilized, also FOSSILISABLE. |
| MORBIFICALLY | • morbifically adv. In a morbific way. • MORBIFIC adv. causing disease. |
| MYOFIBRILLAR | • myofibrillar adj. (Anatomy) Of or pertaining to myofibrils. • MYOFIBRILLAR adj. relating to myofibrils. |
| NONFLAMMABLE | • nonflammable adj. Not combustible. • nonflammable adj. Not easily set on fire. • nonflammable n. Any nonflammable substance. |
| SOLIDIFIABLE | • solidifiable adj. That which can be solidified. • SOLIDIFIABLE adj. that can be solidified. |
| TUBULIFLORAL | • TUBULIFLORAL adj. having tubular-shaped flowers, also TUBULIFLOROUS. |