| FENFLURAMINES | • fenfluramines n. Plural of fenfluramine. |
| FLAMEPROOFERS | • flameproofers n. Plural of flameproofer. • FLAMEPROOFER n. one who flameproofs. |
| FLAMETHROWERS | • flamethrowers n. Plural of flamethrower. • flame␣throwers n. Plural of flame thrower. • FLAMETHROWER n. a device that expels from a nozzle a burning stream of liquid or semiliquid fuel under pressure. |
| FORESTALLMENT | • forestallment n. The act or process of forestalling; a delay; hinderance; prevention; aversion. • FORESTALLMENT n. the act of forestalling. |
| FORESTALMENTS | • forestalments n. Plural of forestalment. • FORESTALMENT n. the act of forestalling. |
| FORMALDEHYDES | • formaldehydes n. Plural of formaldehyde. • FORMALDEHYDE n. a formic aldehyde, formalin. |
| HARMFULNESSES | • harmfulnesses n. Plural of harmfulness. • HARMFULNESS n. the state of being harmful. |
| MASTERFULNESS | • masterfulness n. The quality of being masterful. • MASTERFUL n. exercising the authority, skill or power of a master. |
| METALLIFEROUS | • metalliferous adj. (Metallurgy) Containing a metallic element. Often used to describe ores that are mined commercially. • METALLIFEROUS adj. bearing metal. |
| OLFACTOMETERS | • olfactometers n. Plural of olfactometer. • OLFACTOMETER n. an instrument measuring intensity of odour of a substance. |
| PREAMPLIFIERS | • preamplifiers n. Plural of preamplifier. • PREAMPLIFIER n. an amplifier designed to amplify extremely weak electrical signals before they are fed to additional amplifier circuits. |
| PREFORMULATES | • preformulates v. Third-person singular simple present indicative form of preformulate. • PREFORMULATE v. to formulate in advance. |
| REFLECTOGRAMS | • reflectograms n. Plural of reflectogram. • REFLECTOGRAM n. an image produced by reflectography. |
| SUPERFAMILIES | • superfamilies n. Plural of superfamily. • SUPERFAMILY n. a category of biological classification ranking below an order and above a family. |
| WAFFLESTOMPER | • wafflestomper n. Alternative form of waffle stomper. • waffle-stomper n. Alternative form of waffle stomper. • waffle␣stomper n. (Footwear, informal) A type of heavy hiking boot with ridged soles. |