| fes | <oncogene> An oncogene, identified in avian and feline sarcomas, encoding a tyrosine protein kinase. (18 Nov 1997) |
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| fescue | 1. A straw, wire, stick, etc, used chiefly to point out letters to children when learning to read. "Pedantic fescue.' "To come under the fescue of an imprimatur." (Milton) 2. An instrument for playing on the harp; a plectrum. 3. The style of a dial. 4. <botany> A grass of the genus Festuca. <botany> Fescue grass, a genus of grasses (Festuca) containing several species of importance in agriculture. Festuca ovina is sheep's fescue; F. Elatior is meadow fescue. Origin: OE. Festu, OF. Festu, F. Fetu, fr. L. Festuca stalk, straw. Source: Websters Dictionary (01 Mar 1998) |
| fescue foot | Poisoning by a toxic principle in tall fescue grass; mainly a disease of cattle, but sheep are sometimes affected; lameness in the hind feet is first noticed, followed by necrosis of the extremities. Synonym: fescue poisoning. (05 Mar 2000) |
| fescue poisoning | Poisoning by a toxic principle in tall fescue grass; mainly a disease of cattle, but sheep are sometimes affected; lameness in the hind feet is first noticed, followed by necrosis of the extremities. Synonym: fescue poisoning. (05 Mar 2000) |
| fester | 1. To generate pus; to become imflamed and suppurate; as, a sore or a wound festers. "Wounds immedicable Rankle, and fester, and gangrene." (Milton) "Unkindness may give a wound that shall bleed and smart, but it is treachery that makes it fester." (South) "Hatred . . . Festered in the hearts of the children of the soil." (Macaulay) 2. To be inflamed; to grow virulent, or malignant; to grow in intensity; to rankle. Origin: OE. Festern, fr. Fester,; or fr. OF. Festrir, fr. Festre, See Fester. Source: Websters Dictionary (01 Mar 1998) |
| festinant | Rapid; hastening; accelerating. Origin: L. Festino, to hasten (05 Mar 2000) |
| festinating gait | Gait in which the trunk is flexed, legs are flexed at the knees and hips, but stiff, while the steps are short and progressively more rapid; characteristically seen with parkinsonism and other neurologic diseases. Synonym: festination. (05 Mar 2000) |
| festination | Synonym: festinating gait. Origin: L. Festino, to hasten (05 Mar 2000) |
| festoon | 1. A carving in the base material of a denture that simulates the contours of the natural tissue that is being replaced by the denture. 2. A distinguishing characteristic of certain hard tick species, consisting of small rectangular areas separated by grooves along the posterior margin of the dorsum of both males and females. Origin: thr. Fr. Fr. L. Festum, festival, hence festive decorations (05 Mar 2000) |
| festooning | Undulating, like the pattern of dermal papillae beneath a subepidermal blister. (05 Mar 2000) |
| festschrift | A collection of essays or other writings contributed by students, teachers, colleagues, and admirers to honor a scholar, physician, or other scientist on a special occasion noting an event of importance in his or her life. (12 Dec 1998) |