pore

pore
1. An opening, hole, perforation, or foramen. A p., meatus, or foramen. SEE ALSO: opening. 2. SYN: sweat p.. SEE ALSO: opening, meatus, foramen. [G. poros, passageway]
- alveolar pores openings in the interalveolar septa of the lung that permit air flow between adjacent alveoli.
- dilated p. an enlarged follicular opening of the skin, with a keratinous plug and occasional lanugo or mature hair.
- external acoustic p., external auditory p. [TA] the orifice of the external acoustic meatus in the tympanic portion of the temporal bone. SYN: porus acusticus externus [TA], external acoustic aperture, external acoustic foramen, external auditory foramen, opening of external acoustic meatus, orifice of external acoustic meatus.
- gustatory p. SYN: taste p..
- interalveolar pores openings in the interalveolar septa of the lung. SYN: Kohn pores.
- internal acoustic p., auditory p. the inner opening of the internal acoustic meatus on the posterior surface of the petrous part of the temporal bone. SYN: internal acoustic opening [TA], internal acoustic foramen, internal auditory foramen, opening of internal acoustic meatus, orifice of internal acoustic meatus, porus acusticus internus.
- Kohn pores SYN: interalveolar pores.
- nuclear p. an octagonal opening, about 70 nm across, where the inner and outer membranes of the nuclear envelope are continuous.
- skin p. SYN: sweat p..
- slit pores the intercellular clefts between the interdigitating pedicels of podocytes; they are part of the filtration barrier of renal corpuscles. SYN: filtration slits.
- sweat p. [TA] the surface opening of the duct of a sweat gland. SYN: p. (2) [TA], porus sudoriferus, porus, skin p..
- taste p. [TA] the minute opening of a taste bud on the surface of the oral mucosa through which the gustatory hairs of the specialized neuroepithelial gustatory cells project. SYN: porus gustatorius [TA], gustatory p..

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pore 'pō(ə)r, 'pȯ(ə)r n a minute opening esp. in an animal or plant esp one by which matter passes through a membrane

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n.
a small opening; for example, sweat pores are the openings of the sweat glands on the surface of the skin.

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(por) [L. porus, q.v.] porus; a small opening. poral adj

Medical dictionary. 2011.

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  • pore — [ pɔr ] n. m. • fin XIIIe; lat. porus, gr. poros « passage » 1 ♦ Chacun des minuscules orifices de la peau où aboutissent les sécrétions des glandes sudoripares. Cour. Orifice cutané d une glande sudoripare ou de la glande sébacée d un poil.… …   Encyclopédie Universelle

  • Pore — Saltar a navegación, búsqueda Pore Bandera …   Wikipedia Español

  • pore — pore; pseu·do·pore; sal·am·pore; singa·pore; tricho·pore; ac·ro·pore; tu·bi·pore; tu·bu·li·pore; …   English syllables

  • Pore — may refer to:In animal biology and microbiology: * Sweat pore, an anatomical structure of the skin of humans (and other mammals) used for secretion of sweat * Canal pore, an anatomical structure that is part of the lateral line sense system of… …   Wikipedia

  • pore — Ⅰ. pore [1] ► NOUN ▪ a minute opening in the skin or other surface through which gases, liquids, or microscopic particles may pass. ORIGIN Greek poros passage, pore . Ⅱ. pore [2] ► VERB 1) ( …   English terms dictionary

  • Pore — Sf std. (15. Jh.) Entlehnung. Entlehnt aus l. porus m., dieses aus gr. póros m., eigentlich Durchgang , zu gr. poreĩn auf dem Weg bringen, hinüberbringen, schicken u.ä., zu gr. pérān drüben, hinter, jenseits . Adjektiv: porös.    Ebenso nndl.… …   Etymologisches Wörterbuch der deutschen sprache

  • Pore — »feine ‹Haut›öffnung«: Das Substantiv wurde im 15. Jh. aus gleichbed. spätlat. porus entlehnt, das seinerseits aus griech. póros »Durchgang; Öffnung; Pore« übernommen ist. Dies ist eine Bildung zum Stamm der mit dt. ↑ fahren urverwandten Verben… …   Das Herkunftswörterbuch

  • Pore — Pore, n. [F., fr. L. porus, Gr. ? a passage, a pore. See {Fare}, v.] 1. One of the minute orifices in an animal or vegetable membrane, for transpiration, absorption, etc. [1913 Webster] 2. A minute opening or passageway; an interstice between the …   The Collaborative International Dictionary of English

  • Pore — Pore, v. i. [imp. & p. p. {Pored}; p. pr. & vb. n. {Poring}.] [OE. poren, of uncertain origin; cf. D. porren to poke, thrust, Gael. purr.] To look or gaze steadily in reading or studying; to fix the attention; to be absorbed; often with on or… …   The Collaborative International Dictionary of English

  • pore — pore, pour The verb pore means ‘to think closely about (a subject)’ and is chiefly used in the phrasal verb to pore over (a book etc.). It is sometimes mistakenly written as pour, perhaps by false analogy with ‘pouring attention’ over something …   Modern English usage

  • pore — [n] small aperture in skin foramen, opening, orifice, outlet, stoma, sweat gland, vesicle; concept 418 pore [v] go over carefully brood, contemplate, dwell on, examine, look over, muse, peruse, ponder, read, regard, scan, scrutinize, study;… …   New thesaurus

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