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sulcus

sulcus (pl. sulci) Latin for groove or furrow.
1. A complex region of parallel ridges and furrows on a satellite surface, particularly well developed on Ganymede (e.g. Uruk Sulcus, an area of bright, grooved terrain bordering Galileo Regio).

2. A major, rounded depression on the longitudinal mid-line of a brachiopod (Brachiopoda) shell. It usually occurs in the ventral valve and is usually accompanied by a major, rounded, shell elevation (fold) in the other valve.

3. See DINOPHYCEAE.

4. See POLLEN.

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"sulcus." A Dictionary of Earth Sciences. . Encyclopedia.com. 17 Aug. 2017 <http://www.encyclopedia.com>.

"sulcus." A Dictionary of Earth Sciences. . Encyclopedia.com. (August 17, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/sulcus

"sulcus." A Dictionary of Earth Sciences. . Retrieved August 17, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/sulcus

sulcus

sulcus (sul-kŭs) n. (pl. sulci)
1. one of the many clefts or infoldings of the surface of the brain.

2. any of the infoldings of soft tissue in the mouth.

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"sulcus." A Dictionary of Nursing. . Encyclopedia.com. 17 Aug. 2017 <http://www.encyclopedia.com>.

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"sulcus." A Dictionary of Nursing. . Retrieved August 17, 2017 from Encyclopedia.com: http://www.encyclopedia.com/caregiving/dictionaries-thesauruses-pictures-and-press-releases/sulcus

sulcus

sulcus A furrow or groove. On the surface of a pollen grain, a colpus.

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"sulcus." A Dictionary of Ecology. . Encyclopedia.com. 17 Aug. 2017 <http://www.encyclopedia.com>.

"sulcus." A Dictionary of Ecology. . Encyclopedia.com. (August 17, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/sulcus-0

"sulcus." A Dictionary of Ecology. . Retrieved August 17, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/sulcus-0

sulcus

sulcus A furrow or groove.

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"sulcus." A Dictionary of Zoology. . Encyclopedia.com. 17 Aug. 2017 <http://www.encyclopedia.com>.

"sulcus." A Dictionary of Zoology. . Encyclopedia.com. (August 17, 2017). http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/sulcus-1

"sulcus." A Dictionary of Zoology. . Retrieved August 17, 2017 from Encyclopedia.com: http://www.encyclopedia.com/science/dictionaries-thesauruses-pictures-and-press-releases/sulcus-1