| COUNTERFOILS | • counterfoils n. Plural of counterfoil. • COUNTERFOIL n. part of ticket or cheque retained by giver. |
| DEFLORATIONS | • deflorations n. Plural of defloration. • DEFLORATION n. rupture of the hymen. |
| FLAVOPROTEIN | • flavoprotein n. (Biochemistry) any of a group of enzymes, containing flavin, that act as dehydrogenases. • FLAVOPROTEIN n. a protein which serves as an electron carrier in the electron transfer chain. |
| FLUOROMETRIC | • fluorometric adj. Of, pertaining to, or measured using fluorometry. • FLUOROMETRIC adj. relating to fluorometry. |
| FOOLHARDIEST | • foolhardiest adj. Superlative form of foolhardy: most foolhardy. • FOOLHARDY adj. recklessly brave. |
| FUTUROLOGIES | • futurologies n. Plural of futurology. • FUTUROLOGY n. the study of the future. |
| LOOSESTRIFES | • loosestrifes n. Plural of loosestrife. • LOOSESTRIFE n. a wild flower of the primrose family. |
| MONTGOLFIERS | • Montgolfiers n. Plural of Montgolfier. • MONTGOLFIER n. (French) a balloon using fire for propulsion. |
| PERFOLIATION | • PERFOLIATION n. the state of being perfoliate. |
| PREFLORATION | • prefloration n. (Botany) The arrangement (vernation) of floral parts in a bud. • PREFLORATION n. the manner in which the petals and sepals are folded in the flower-bud. |
| PREFOLIATION | • prefoliation n. (Botany) Vernation (arrangement within a bud) of leaves. • PREFOLIATION n. the manner in which the leaf is folded within the leaf bud, vernation. |
| PROFITEROLES | • profiteroles n. Plural of profiterole. • PROFITEROLE n. (French) a small puff of choux pastry, usually filled with cream and covered with a chocolate sauce. |
| RETROFLEXION | • retroflexion n. The act of retroflexing; the state of being retroflexed. • RETROFLEXION n. the state of being bent back, also RETROFLECTION. |
| TOMFOOLERIES | • tomfooleries n. Plural of tomfoolery. • TOMFOOLERY n. playful or foolish behavior. |
| TRIFOLIOLATE | • trifoliolate adj. (Botany) Having three leaflets, as some compound leaves do. • trifoliolate n. (Botany) A plant of this kind. • TRIFOLIOLATE adj. of a compound leaf with three radial leaflets. |