macula


Also found in: Thesaurus, Medical, Legal, Encyclopedia, Wikipedia.
Related to macula: macula densa, macula adherens

mac·u·la

 (măk′yə-lə)
n. pl. mac·u·lae (-lē′) or mac·u·las
1.
a. An opaque spot on the cornea.
b. The macula lutea.
2. See macule2.

[Middle English, from Latin.]

mac′u·lar adj.

macula

(ˈmækjʊlə) or

macule

n, pl -ulae (-jʊˌliː) or -ules
1. (Anatomy) a small spot or area of distinct colour, esp the macula lutea
2. (Anatomy) any small discoloured spot or blemish on the skin, such as a freckle
[C14: from Latin]
ˈmacular adj

mac•u•la

(ˈmæk yə lə)

n., pl. -lae (-ˌli) -las.
1. a spot, esp. on the skin.
2.
a. an opaque spot on the cornea.
b. Also called yellow spot. an irregularly oval, yellow-pigmented area on the central retina containing color-sensitive rods and the central point of sharpest vision.
[1350–1400; Middle English < Latin: spot, blemish]
mac′u•lar, adj.

mac·u·la

(măk′yə-lə)
An area near the center of the retina in vertebrate animals where vision is sharpest.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.macula - a cooler darker spot appearing periodically on the sun's photospheremacula - a cooler darker spot appearing periodically on the sun's photosphere; associated with a strong magnetic field
maculation, patch, speckle, dapple, fleck, spot - a small contrasting part of something; "a bald spot"; "a leopard's spots"; "a patch of clouds"; "patches of thin ice"; "a fleck of red"
2.macula - a small yellowish central area of the retina that is rich in cones and that mediates clear detailed visionmacula - a small yellowish central area of the retina that is rich in cones and that mediates clear detailed vision
region, area - a part of an animal that has a special function or is supplied by a given artery or nerve; "in the abdominal region"
retina - the innermost light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve
3.macula - a patch of skin that is discolored but not usually elevated; caused by various diseases
maculation, patch, speckle, dapple, fleck, spot - a small contrasting part of something; "a bald spot"; "a leopard's spots"; "a patch of clouds"; "patches of thin ice"; "a fleck of red"
cutis, skin, tegument - a natural protective body covering and site of the sense of touch; "your skin is the largest organ of your body"
freckle, lentigo - a small brownish spot (of the pigment melanin) on the skin
liver spot - a type of skin disease that causes brown spots on the skin
plague spot - a spot on the skin characteristic of the plague
Translations

mac·u·la

n. mácula, pequeña mancha descolorida de la piel.
References in periodicals archive ?
The Gammariellos volunteered to cook for the 150 people expected at the popular annual event after learning that ``Singing Chef'' Al Macula, who cooked for the 1994 and 1995 dinners, had been sidelined on doctor's orders.
The study is designed to evaluate OT-551's potential to reduce the loss in central visual acuity and to slow enlargement of the atrophic area in the macula.
09%, used prophylactically before cataract surgery and postoperatively, can decrease the amount of fluid collection in the macula by 43% 1 week postsurgery.
Both of these conditions can present with haemorrhage at the macula and appropriate referral and timely management is key in determining the visual potential in these cases.
Diabetic macular oedema is diagnosed stereoscopically as retinal thickening in the macula using slit-lamp biomicroscopy.
DME, the primary cause of vision loss associated with diabetic retinopathy, is a disease affecting the macula, the part of the retina responsible for central vision.
Methods: Eighteen healthy monkeys (18 eyes) were subjected to optic disc and macula flow index measurements via a high-speed and high-resolution spectral-domain OCT XR Avanti with a split-spectrum amplitude de-correlation angiography algorithm.
The image, created using three separate observations made by New Horizons last July, show the southeastern portion of Pluto's great ice plains bordering dark highlands informally known as "Krun Macula.
We treated the thickened retina and non-thickened area of the macula excluding central 500 micron.
When the macula deteriorates, it can lead to everything from blurred vision to the distortion of central vision, and even to the complete loss of central vision.