| ENDOSULFANS | • endosulfans n. Plural of endosulfan. • ENDOSULFAN n. a brownish crystalline insecticide. |
| FECUNDATING | • fecundating v. Present participle of fecundate. • FECUNDATE v. to make fruitful or prolific. |
| FECUNDATION | • fecundation n. The process whereby a new organism is produced by fertilization. • FECUNDATION n. the act of making fecund. |
| FOUNDATIONS | • foundations n. Plural of foundation. • FOUNDATION n. the act of founding. |
| FUNDAMENTAL | • fundamental n. (Usually in the plural) A main or major principle, rule, law, etc. which serves as the foundation or… • fundamental n. (Physics) The lowest frequency of a periodic waveform. • fundamental n. (Music) The lowest partial of a complex tone. |
| FUNDRAISING | • fundraising n. The process of collecting money by requesting donations from individuals and businesses. • fundraising adj. (Attributive) Relating to raising money (funds), particularly for charities. • fund-raising n. Alternative spelling of fundraising. |
| HANDCUFFING | • handcuffing v. Present participle of handcuff. • handcuffing n. The act by which somebody is handcuffed. • HANDCUFF v. to fetter with restraining cuffs. |
| INFEUDATION | • infeudation n. The act, under the feudal system, of putting someone into possession of a fee or fief; enfeoffment. • INFEUDATION n. the granting of feoff; transfer of tithes to layman. |
| INFRASOUNDS | • infrasounds n. Plural of infrasound. • INFRASOUND n. frequencies below the usual audible limit. |
| INFUNDIBULA | • infundibula n. Plural of infundibulum. • INFUNDIBULUM n. a funnel-shaped body part (e.g. the nares). |
| NULLIFIDIAN | • nullifidian n. A sceptic; an atheist or unbeliever. • nullifidian adj. Of no faith or religion; not trusting to faith for salvation. • NULLIFIDIAN n. one of no faith or religion; a skeptic in matters of religion. |
| UNDEFINABLE | • undefinable adj. Not definable. • undefinable n. Anything that cannot be defined. • UNDEFINABLE adj. not definable, also INDEFINABLE. |
| UNFASHIONED | • unfashioned adj. Not fashioned; unmade, unformed. • unfashioned v. Simple past tense and past participle of unfashion. • UNFASHIONED adj. not excavated. |
| UNMAGNIFIED | • unmagnified adj. Not magnified. • unmagnified v. Simple past tense and past participle of unmagnify. • UNMAGNIFIED adj. not magnified. |