| FLANNELGRAPHS | • flannelgraphs n. Plural of flannelgraph. • FLANNELGRAPH n. a display board covered with flannel or felt, on which letters, pictures, etc. backed with material will stick when pressed against it. |
| FLAVOPROTEINS | • flavoproteins n. Plural of flavoprotein. • FLAVOPROTEIN n. a protein which serves as an electron carrier in the electron transfer chain. |
| FLUPHENAZINES | • fluphenazines n. Plural of fluphenazine. • FLUPHENAZINE n. a tranquilizer used esp. in the form of its hydrochloride. |
| PAINFULNESSES | • painfulnesses n. Plural of painfulness. • PAINFULNESS n. the state of being painful. |
| PASSIONFLOWER | • passionflower n. Any of very many vines, in North America and elsewhere, of the genus Passiflora that bear edible fruit… • passionflower n. The flower of this plant. • Passionflower n. Alternative letter-case form of passionflower. |
| PERFOLIATIONS | • PERFOLIATION n. the state of being perfoliate. |
| PERSONIFIABLE | • personifiable adj. Able to be personified. • PERSONIFIABLE adj. that can be personified. |
| PLATINIFEROUS | • platiniferous adj. Yielding, or containing platinum. • PLATINIFEROUS adj. bearing platinum. |
| PLAYFULNESSES | • playfulnesses n. Plural of playfulness. • PLAYFULNESS n. the state of being playful. |
| PRAYERFULNESS | • prayerfulness n. The state or quality of being prayerful. • PRAYERFUL n. given to prayer. |
| PREFLORATIONS | • preflorations n. Plural of prefloration. • PREFLORATION n. the manner in which the petals and sepals are folded in the flower-bud. |
| PREFOLIATIONS | • prefoliations n. Plural of prefoliation. • PREFOLIATION n. the manner in which the leaf is folded within the leaf bud, vernation. |
| PROFESSIONALS | • professionals n. Plural of professional. • PROFESSIONAL n. one that is professional. |
| SULFORAPHANES | Sorry, definition not available. |
| SUPERFRONTALS | • superfrontals n. Plural of superfrontal. • SUPERFRONTAL n. a covering hanging over the upper edge of an altar frontal. |
| TABLESPOONFUL | • tablespoonful n. The capacity of a tablespoon (table implement). • tablespoonful n. A tablespoon (measure of volume). • TABLESPOONFUL n. the contents of a tablespoon. |
| TRYPAFLAVINES | • TRYPAFLAVINE n. another name for acriflavine. |
| UNSPECIFIABLE | • unspecifiable adj. Unable to be specified. • UNSPECIFIABLE adj. not specifiable. |