eyespot
noun Date: 1862 1. a spot of color 2. a. a simple visual organ of pigment or pigmented cells covering a sensory termination ; ocellus b. a small pigmented body of various unicellular algae 3. any of several fungal diseases of cultivated grasses (as corn, wheat, and sugarcane) characterized by yellowish oval lesions on the leaves and stem

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Eyespot — can mean: * Eyespot (mimicry), a color mark that looks somewhat like an eye, sometimes called ocellus. * Eyespots, sensory organs in flatworms * Eyespot apparatus (or stigma ), a photoreceptive organelle found in the flagellate (motile) cells… …   Wikipedia

  • eyespot — [ī′spät΄] n. 1. a spot of color that looks like an eye 2. a small spot of pigment associated with sensitivity to light, found in many invertebrates …   English World dictionary

  • eyespot — /uy spot /, n. 1. a sensory organ of lower animals, having a light perceiving function. 2. an eyelike spot, as on the tail of a peacock; eye. 3. Plant Pathol. a disease of plants, characterized by elliptical lesions on the leaves and stems,… …   Universalium

  • eyespot — noun a) Any of various primitive light sensitive organs or regions in many diverse organisms. b) An eye like marking on the tail of a peacock or the wing of a butterfly …   Wiktionary

  • eyespot — 1. A colored spot or plastid (chromatophore) in a unicellular organism. 2. SYN: ocellus (1). * * * eye·spot ī .spät n 1) a simple visual organ of pigment or pigmented cells covering a sensory termination: OCELLUS …   Medical dictionary

  • eyespot — n. (Biology) primitive eye like receptor that is light sensitive and helps orient an organism (in primitive single celled organisms) …   English contemporary dictionary

  • eyespot — noun 1》 Zoology a light sensitive pigmented spot on a flatworm, starfish, or other organism. 2》 a rounded eye like marking, especially on a butterfly or moth. 3》 a fungal disease of cereals and other grasses, characterized by yellowish oval spots …   English new terms dictionary

  • eyespot — n. a small light sensitive area of pigment found in some protozoans and other lower organisms …   The new mediacal dictionary

  • eyespot — eye•spot [[t]ˈaɪˌspɒt[/t]] n. 1) zool. a light sensitive group of cells or rudimentary visual structure of various algae and invertebrates 2) orn eye 16) …   From formal English to slang

  • eyespot — /ˈaɪspɒt/ (say uyspot) noun 1. a sensory organ of lower animals, having a light perceiving function. 2. an eye like spot, as on the tail of a peacock …   Australian English dictionary

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