| AVIFAUNAL | • avifaunal adj. Of or pertaining to avifauna. • AVIFAUNAL adj. relating to avifauna, the birdlife of a region.
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| FAVOURINGLY | • favouringly adv. In a favouring way. • FAVOURING adv. FAVOUR, to regard with goodwill, also FAVOR.
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| FLAVOPURPURIN | • flavopurpurin n. (Organic chemistry) 1,2,6-trihydroxyanthraquinone. • FLAVOPURPURIN n. a yellow crystalline dye derived from anthraquinone.
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| FLAVOPURPURINS | • FLAVOPURPURIN n. a yellow crystalline dye derived from anthraquinone. | 
| FLAVOURDYNAMICS | • flavourdynamics n. Alternative spelling of flavordynamics. • FLAVOURDYNAMICS n. as in quantum flavourdynamics, a mathematical model used to describe the interaction of flavored particles (weak force) through the exchange of intermediate vector bosons.
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| FLAVOURING | • flavouring n. Britain standard spelling of flavoring. • flavouring v. Present participle of flavour.
 • FLAVOURING n. something that adds flavour.
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| FLAVOURINGS | • flavourings n. Plural of flavouring. • FLAVOURING n. something that adds flavour.
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| FLUVIOMARINE | • fluviomarine adj. (Geology) Formed by the joint action of a river and the sea. • FLUVIOMARINE adj. of deposits, formed by joint action of the sea and a river or stream.
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| FLUVOXAMINE | • fluvoxamine n. (Pharmacology) A synthetic antidepressant drug which acts by prolonging the effect of the neurotransmitter… • FLUVOXAMINE n. an antidepressant predominantly used to treat obsessive-compulsive disorder.
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| FLUVOXAMINES | • FLUVOXAMINE n. an antidepressant predominantly used to treat obsessive-compulsive disorder. | 
| INTERFLUVIAL | • interfluvial adj. Between rivers or streams. • INTERFLUVIAL adj. between two rivers flowing in same direction.
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| TRANSFUSIVELY | • TRANSFUSIVE adv. tending or having power to transfuse. | 
| UNFORGIVABLE | • unforgivable adj. Not forgivable; inexcusable. • UNFORGIVABLE adj. not forgivable.
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| UNFORGIVABLY | • unforgivably adv. In an unforgivable manner. • UNFORGIVABLE adv. not forgivable.
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| UNINFORMATIVELY | • uninformatively adv. In a way that is not informative. • UNINFORMATIVE adv. not informative.
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| UNVERIFIABILITY | • unverifiability n. The quality of being unverifiable. • UNVERIFIABILITY n. the quality of being unverifiable.
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| UNVERIFIABLE | • unverifiable adj. Not capable of being verified, confirmed, checked or proven. • UNVERIFIABLE adj. not verifiable.
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| UNVERIFIABLY | • unverifiably adv. In an unverifiable way. | 
| UNVITRIFIABLE | • unvitrifiable adj. Not vitrifiable. • UNVITRIFIABLE adj. not vitrifiable.
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