twin bill doubleheader double feature | two games instead of one (especially in baseball when the same two teams play two games on the same day) |
accommodating lens implant accommodating IOL | a lens implant containing a hinge that allows for both near and far vision (thus mimicking the natural lens of a young person) |
achromatic lens | a compound lens system that forms an image free from chromatic aberration |
anastigmatic lens | a lens designed to correct astigmatism |
camera lens optical lens | a lens that focuses the image in a camera |
closeup lens | a photographic lens with a short focal length used to take pictures at short ranges |
compound lens | a lens system consisting of two or more lenses on the same axis |
contact contact lens | a thin curved glass or plastic lens designed to fit over the cornea in order to correct vision or to deliver medication |
converging lens convex lens | lens such that a beam of light passing through it is brought to a point or focus |
counterpart similitude twin | a duplicate copy |
crown lens | a lens made of optical crown glass |
diverging lens concave lens | a lens such that a parallel beam of light passing through it is caused to diverge or spread out |
double-prop double-propeller plane twin-prop twin-propeller-plane | a propeller plane with an engine that drives two propellers in opposite directions (for stability) |
field lens | the lens that is farthest from the eye in an optical device with more than one lens |
Fresnel lens | lens composed of a number of small lenses arranged to make a lightweight lens of large diameter and short focal length |
hood lens hood | a tubular attachment used to keep stray light out of the lens of a camera |
intraocular lens | an artificial lens that is implanted into the eye of someone to replace a damaged natural lens or someone who has had a cataract removed |
lens lense lens system | a transparent optical device used to converge or diverge transmitted light and to form images |
lens electron lens | electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons |
lens cap lens cover | cap used to keep lens free of dust when not in use |
lens implant interocular lens implant IOL | a clear plastic lens that is implanted in the eye, usually done when the natural lens has been removed in a cataract operation |
monofocal lens implant monofocal IOL | a lens with a single focus that is used after cataract surgery to provide clear distance vision |
multifocal lens implant multifocal IOL | a type of lens implant that contains several rings with a common center and adjusts for near or far vision, the eye is in focus for near and far vision simultaneously |
objective objective lens object lens object glass | the lens or system of lenses in a telescope or microscope that is nearest the object being viewed |
portrait lens | a compound camera lens with a relatively high aperture |
telephoto lens zoom lens | a camera lens that magnifies the image |
twin bed | one of a pair of identical beds |
wide-angle lens fisheye lens | a camera lens having a wider than normal angle of view (and usually a short focal length), produces an image that is foreshortened in the center and increasingly distorted in the periphery |
widebody aircraft wide-body aircraft wide-body twin-aisle airplane | a commercial airliner with two aisles |
World Trade Center WTC twin towers | twin skyscrapersstories high in New York City, built feet tall into , destroyed by a terrorist attack on September , |
lens crystalline lens lens of the eye | biconvex transparent body situated behind the iris in the eye, its role (along with the cornea) is to focuses light on the retina |
lens cortex cortex | the tissue that surrounds the lens nucleus |
lens nucleus nucleus | the central structure of the lens that is surrounded by the cortex |
lens capsule | a tenuous mesoblastic membrane surrounding the lens of the eye |
lens | (metaphor) a channel through which something can be seen or understood, the writer is the lens through which history can be seen |
Twin Falls | a town on the Snake River in south central Idaho near the Twin Falls |
Twin Cities | nickname for Saint Paul and Minneapolis |
Twin Twin Falls | a waterfall in the Snake River in southern Idaho |
Gemini Twin | (astrology) a person who is born while the sun is in Gemini |
fraternal twin dizygotic twin | either of two twins who developed from two separate fertilized eggs |
identical twin monozygotic twin monozygous twin | either of two twins developed from the same fertilized ovum (having the same genetic material) |
optician lens maker | a worker who makes glasses for remedying defects of vision |
Siamese twin conjoined twin | one of a pair of identical twins born with their bodies joined at some point |
twin | either of two offspring born at the same time from the same pregnancy |
Lens genus Lens | genus of small erect or climbing herbs with pinnate leaves and small inconspicuous white flowers and small flattened pods: lentils |
lentil lentil plant Lens culinaris | widely cultivated Eurasian annual herb grown for its edible flattened seeds that are cooked like peas and also ground into meal and for its leafy stalks that are used as fodder |
twin | give birth to twins |
twin | grow as twins, twin crystals |
match mate couple pair twin | bring two objects, ideas, or people together, This fact is coupled to the other one, Matchmaker, can you match my daughter with a nice young man?, The student was paired with a partner for collaboration on the project |
twin duplicate parallel | duplicate or match, The polished surface twinned his face and chest in reverse |