17-letter words containing f, a, t, l, y
- methyltransferase — any of a class of enzymes that catalyze the transfer of methyl groups from one molecule to another.
- monarch butterfly — a large, deep-orange butterfly, Danaus plexippus, having black and white markings, the larvae of which feed on the leaves of milkweed.
- natural frequency — the frequency at which a system vibrates when set in free vibration
- nightshade family — the plant family Solanaceae, characterized by herbaceous plants, trees, shrubs, and vines having alternate, simple or pinnate leaves, conspicuous flowers, and fruit in the form of a berry or capsule, and including belladonna, eggplant, nightshade, peppers of the genus Capsicum, petunia, potato, tobacco, and tomato.
- off-site facility — An off-site facility is a facility which is not at the main industrial or commercial site.
- off-year election — (in the US) an election held in a year when a presidential election does not take place
- one-parent family — A one-parent family is a family that consists of one parent and his or her children living together.
- past life therapy — a form of hypnosis or meditation based on the belief that an individual's present problems are rooted in events that occurred before birth in this life
- peacock butterfly — a European nymphalid butterfly, Inachis io, having reddish-brown wings each marked with a purple eyespot
- photofluorography — photography of images produced by a fluoroscopic examination, used in x-ray examination of the lungs of large groups of people.
- play with oneself — a dramatic composition or piece; drama.
- rift valley fever — a highly infectious viral disease of humans and animals, transmitted by mosquitoes and other insects, occurring in Africa and characterized in humans by headache, fever, eye discomfort, and muscle aches, progressing in some cases to encephalitis, blindness, or internal bleeding.
- sanitary landfill — landfill.
- spatial frequency — the measure of fine detail in an optical image in terms of cycles per millimetre
- statue of liberty — a large copper statue, on Liberty Island, in New York harbor, depicting a woman holding a burning torch: designed by F. A. Bartholdi and presented to the U.S. by France; unveiled 1886.
- the factory floor — all the workers in a factory
- the olympic flame — the flame that is symbolically lit at the site of the ancient Olympics in Olympia and transported by relay to the place where the Olympic Games are to be held. It is used to ignite a fire in a cauldron that will burn throughout the Games
- to feel your oats — to feel exuberant or high-spirited
- to play the field — If someone plays the field, they have a number of different romantic or sexual relationships.
- to play with fire — If you say that someone is playing with fire, you mean that they are doing something dangerous that may result in great harm for them and cause many problems.
- tyrant flycatcher — flycatcher (def 2).
- water lily family — the plant family Nymphaeaceae, characterized by aquatic herbaceous plants having usually broad leaves, solitary, often showy flowers, and fruit in a variety of forms, and including the lotus (genus Nelumbo), spatterdock, water lily, and water shield.
- willow flycatcher — a North American flycatcher, Empidonax alnorum, of alder thickets and other moist areas, that has greenish-brown upper parts and whitish underparts and is almost indistinguishable except by voice from E. traillii (willow flycatcher)
- yellowstone falls — a waterfall in NW Wyoming, in Yellowstone National Park on the Yellowstone River