¼±Åà - È­»ìǥŰ/¿£ÅÍŰ ´Ý±â - ESC

 
"axial wall"¿¡ ´ëÇÑ °Ë»ö °á°úÀÔ´Ï´Ù. °Ë»ö °á°ú º¸´Â µµÁß¿¡ Tab ۸¦ ´©¸£½Ã¸é °Ë»ö âÀÌ ¼±Åõ˴ϴÙ.
´ëÇÑÀÇÇù ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 6 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
  • axial vector
    Ã຤ÅÍ
  • axial view
    Ã࿵»ó
  • computerized axial tomography
    ÄÄÇ»ÅÍÃà´ÜÃþÃÔ¿µ(¼ú)
  • extra-axial
    ½Å°æÃà¿Ü-
  • half-axial projection
    ¹ÝÃ༺Åõ»ç
  • intra-axial
    ½Å°æÃà³»-
¿¾ ´ëÇÑÀÇÇù ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 5 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
  • axial view
    Ãà¸é, °¡·Î¸é
  • axial asynergy
    ¸öÅëÇùµ¿¿îµ¿ºÒ´É
  • computerized axial tomography
    Àü»êÈ­´ÜÃþÃÔ¿µ¼ú
  • extra-axial
    ½Å°æÃà¿Ü-
  • intra-axial
    ½Å°æÃà³»-
¿¾ ´ëÇÑÀÇÇù 3 ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 15 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
  • axial ratio
    Ãàºñ(õîÝï)
  • axial resolution
    Ãà¹æÇâ ÇØ»ó·Â
  • axial resolution ; depth resolution
    ÃàÇØ»ó·Â(õîú°ßÚÕô).
  • axial retrobulbar neuritis
    Ã༺±¸ÈĽýŰ濰
  • axial scan
    Ãà(¸é) ½ºÄµ
  • axial scan
    Ãà¹æÇâ (õîÛ°ú¾) ½ºÄµ
  • axial skeleton
    ¸öÅë»À´ë
  • axial traction forceps
    ÀÀÃà°âÀÚ(ÀÀÃà°âÀÚ).
  • axial vector
    Ãà(¼º)º¤ÅÍ
  • axial vector
    Ã຤ÅÍ(õî- )
  • axial view
    Ãà(¸é)»ó
  • axial view
    Ãà¹æ¸é »ó (õîÛ°Øü ßÀ)
  • computerized axial tomography
    Àü»êÈ­´ÜÃþÃÔ¿µ¼ú(ï³ß©ûùÓ¨öµõÉç¯âú).
  • computerized axial tomography
    Àü»êÈ­´ÜÃþÃÔ¿µ¼ú
  • lateral atlanto-axial joint
    °¡ÂÊ°í¸®Áß¼è°üÀý
´ëÇÑÇØºÎÇÐȸ ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 10 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
  • Internal wall
    ¼Óº®
    [¿¾ ¿ë¾î] ³»º®
  • Nail wall
    ¼ÕÅ鼺°û
    [¿¾ ¿ë¾î] Á¶°û
  • Inferior wall
    ¾Æ·¡º® [´«È®¹Ù´Ú]
    [¿¾ ¿ë¾î] ¾È¿ÍÇϺ®
  • Vestibular wall [Vestibular membrane Reissner`s membrane]
    ¾È¶ã°è´Üº® [¾È¶ã¸·]
    [¿¾ ¿ë¾î] ÀüÁ¤º®[¸·]
  • Vestibular wall of cochlear duct [Vestibular membrane]
    ¾È¶ã°è´Üº® [¾È¶ã¸·]
    [¿¾ ¿ë¾î] ÀüÁ¤°èº®
  • Medial wall
    ¾ÈÂʺ®
    [¿¾ ¿ë¾î] ¾È¿Í³»Ãøº®
  • Muscles of anterior abdominal wall
    ¾Õ¹èº®±ÙÀ°
    [¿¾ ¿ë¾î] Àüº¹º®±Ù
  • Anterior wall
    ¾Õº®
    [¿¾ ¿ë¾î] Àüº®
  • Superior wall
    À§º® [´«È®ÃµÀå]
    [¿¾ ¿ë¾î] ¾È¿Í»óº®
  • Papillary wall
    À¯µÎ¼ºº®
    [¿¾ ¿ë¾î] À¯µÎ°û
KMLE ÀÇÇоà¾î »çÀü À¯»ç °Ë»ö °á°ú : 5 ÆäÀÌÁö: 3
ax axillary; axis, axial
CAAT computer-assisted axial tomography
CAT California Achievement Test; capillary agglutination test; catalase; cataract; catecholamine; Childr...
CAT scan computed axial tomography scan
LA lactic acid; large amount; laser angioplasty; late abortion; late antigen; latex agglutination; left...
KMLE ÀÚµ¿ÃßÃâ ÀÇÇоà¾î »çÀü À¯»ç °Ë»ö °á°ú : 5 ÆäÀÌÁö: 3
LVFWR Left Ventricular Free Wall Rupture
LVPW Left Ventricular Posterior Wall
LVFW Left ventricular free wall
MWT Mean Wall Thickness
N-CWS Nocardia rubra cell wall skeleton
°æºÏ´ë Ä¡°ú´ëÇÐ ±¸°­³»°ú ±³½Ç »çÀü À¯»ç °Ë»ö °á°ú : 15 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
    ¼³¸í
  • internal wall
    ¼Óº®
  • intestinal wall
    À庮
  • jugular wall
    ¸ñÁ¤¸Æ º®
  • labyrinthine wall
    ¹Ì·Î º®
  • lateral wall echo
    Ãøº® ¸Þ¾Æ¸®
  • lingual wall
    ¼³Ãø º®
  • medial ethmocranial wall
    ³»Ãø »ç°ñ µÎ°³ º®
  • medial wall
    ³»Ãø º®
  • membranous wall
    ¸·¼º º®
  • mesial wall
    ±Ù½É º®
    ¿Íµ¿ °¢ ºÎÀ§ÀÇ ¸íĪ Áß¿¡¼­ ¿Üº®¿¡ ¼ÓÇÏ´Â °ÍÀ¸·Î ¿Íµ¿¿¡ À־ ±Ù½É¸é ÂÊ¿¡ À§Ä¡ÇÑ º®.
  • muscles of anterior abdominal wall
    ¾Õ ¹èº® ±ÙÀ°
  • outer wall
    ¹Ù±ùº®, ¿Üº®
  • posterior wall
    µÚº®, Èĺ®, µÚ¼º°û
  • prespore wall
    ÀüÆ÷ÀÚº®
  • tegmental wall
    °í½Ç õÀå
CancerWEB ¿µ¿µ ÀÇÇлçÀü À¯»ç °Ë»ö °á°ú : 15 ÆäÀÌÁö: 3
parietal wall The body wall or the somatopleure from which it is formed.
(05 Mar 2000)
mastoid wall of middle ear It contains the opening into the mastoid antrum.
Synonym: paries mastoideus cavi tympani, mastoid wall of middle ear, posterior wall of middle ear.
(05 Mar 2000)
vestibular wall of cochlear duct The membrane separating the cochlear duct from the vestibular canal; it consists of squamous epithelial cells with microvilli toward the ductus, a basement membrane, and a thin layer of connective tissue toward the scala.
Synonym: membrana vestibularis, paries vestibularis ductus cochlearis, Reissner's membrane, vestibular wall of cochlear duct.
(05 Mar 2000)
cavity wall One of the surfaces bounding a cavity.
(05 Mar 2000)
medial wall of middle ear A bony layer separating the middle from the internal ear or labyrinth; it contains the fenestra vestibuli and the fenestra cochleae.
Synonym: paries labyrinthicus cavi tympani, labyrinthine wall of middle ear, medial wall of middle ear.
(05 Mar 2000)
medial wall of orbit The thin, rectangular wall of the orbit formed by the orbital plate of the ethmoid, lacrimal, frontal and a small part of the sphenoid bones; the fossa for the lacrimal sac lies at its anterior limit.
Synonym: paries medialis orbitae.
(05 Mar 2000)
medial wall of tympanic cavity A bony layer separating the middle from the internal ear or labyrinth; it contains the fenestra vestibuli and the fenestra cochleae.
Synonym: paries labyrinthicus cavi tympani, labyrinthine wall of middle ear, medial wall of middle ear.
(05 Mar 2000)
cell wall 1. <cell biology> Extracellular material serving a structural role.
2. <plant biology> In plants the primary wall is pectin rich, the secondary wall mostly composed of cellulose.
3. <microbiology> In bacteria, cell wall structure is complex: the walls of gram-positive and gram-negative bacteria are distinctly different. Removal of the wall leaves a protoplast or spheroplast.
(07 Apr 1998)
cell wall skeleton <chemical> A mucoprotein found in the cell wall of various types of bacteria. It has adjuvant and antitumour activities and has been used to augment the production of lymphokine-activated killer (lak) cells.
Pharmacological action: adjuvants, immunologic.
(12 Dec 1998)
membranous wall of middle ear The wall formed mainly by the tympanic membrane.
Synonym: paries membranaceus cavi tympani, lateral wall of middle ear, membranous wall of middle ear.
(05 Mar 2000)
membranous wall of trachea The part of the tracheal wall posteriorly that is not reinforced by tracheal cartilages.
Synonym: paries membranaceus tracheae.
(05 Mar 2000)
chest wall In respiratory physiology, the total system of structures outside the lungs that move as a part of breathing; it includes the rib cage, diaphragm, abdominal wall, and abdominal contents.
Synonym: thoracic wall.
(05 Mar 2000)
chest wall pain Chest pain that originates from a noncardiac cause. Chest wall pain typically involves an inflammatory condition of the muscles, bones or joints that comprise the thorax.
(27 Sep 1997)
ring-wall lesion A small ring haemorrhage in the brain that stimulates proliferation of a glial ring.
(05 Mar 2000)
wall 1. A work or structure of stone, brick, or other materials, raised to some height, and intended for defense or security, solid and permanent inclosing fence, as around a field, a park, a town, etc, also, one of the upright inclosing parts of a building or a room. "The plaster of the wall of the King's palace." (Dan. V. 5)
2. A defense; a rampart; a means of protection; in the plural, fortifications, in general; works for defense. "The waters were a wall unto them on their right hand, and on their left." (Ex. Xiv. 22) "In such a night, Troilus, methinks, mounted the Troyan walls." (Shak) "To rush undaunted to defend the walls." (Dryden)
3. An inclosing part of a receptacle or vessel; as, the walls of a steam-engine cylinder.
4. <chemical> The side of a level or drift. The country rock bounding a vein laterally. (Raymond)
Wall is often used adjectively, and also in the formation of compounds, usually of obvious signification; as in wall paper, or wall-paper; wall fruit, or wall-fruit; wallflower, etc. Blank wall, Blind wall, etc. See Blank, Blind, etc. To drive to the wall, to bring to extremities; to push to extremes; to get the advantage of, or mastery over. To go to the wall, to be hard pressed or driven; to be the weaker party; to be pushed to extremes. To take the wall. To take the inner side of a walk, that is, the side next the wall; hence, to take the precedence. "I will take the wall of any man or maid of Montague's." .
<botany> Wall barley, a common European solitary wasp (Odynerus parietus) which makes its nest in the crevices of walls.
Origin: AS. Weall, from L. Vallum a wall, vallus a stake, pale, palisade; akin to Gr. A nail. Cf. Interval.
Source: Websters Dictionary
(01 Mar 1998)
ÇÑ¿µ/¿µÇÑ »çÀü À¯»ç °Ë»ö °á°ú : 6 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
  • wall
    take the ~ of (a person) ¾Æ¹«¸¦ ¹Ð¾î Á¦Ä¡°í À¯¸®ÇÑ ÀÔÀåÀ» Â÷ÁöÇÏ´Ù;with one's back to the ~ ±ÃÁö¿¡ ¸ô·Á¼­
  • wall
    º®;(µ¹,º®µ¹ µîÀÇ)´ã;¼ºº®;(¸ð¾ç,¿ëµµ µîÀÌ)º®°ú °°Àº °Í;drive (push) to the ~±ÃÁö¿¡ ¸ô¾Æ ³Ö´Ù;give a person the ~ ¾Æ¹«¿¡°Ô ±æÀ» ¾çº¸ÇÏ´Ù
  • wall
    º®(´ã)À¸·Î µÑ·¶½Î´Ù;¼ºº®À» µÎ¸£´Ù;º®À¸·Î ¸·´Ù(up)
  • wall game
    º®¸éÀ» ÀÌ¿ëÇÑ ÀÌÆ°±³½Ä Ã౸
  • wall newspaper
    º®½Å¹®
  • wall painting
    º®È­
ÀÌ ¾Æ·¡ ºÎÅÍ´Â °á°ú°¡ ¾ø½À´Ï´Ù.
KMLE ¾àǰ/ÀǾàǰ ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • Á¦Ç°¸í
    ¼ººÐ/ÇÔ·®
    ±¸ºÐ/º¸Çè±Þ¿©
KMLE ¾àǰ/ÀǾàǰ À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • Á¦Ç°¸í
    ¼ººÐ/ÇÔ·®
    ±¸ºÐ/º¸Çè±Þ¿©
¾Ë±â½¬¿î ÀÇÇпë¾îÇ®ÀÌÁý, ¼­¿ïÀÇ´ë ±³¼ö ÁöÁ¦±Ù, °í·ÁÀÇÇÐ ÃâÆÇ ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
¾Ë±â½¬¿î ÀÇÇпë¾îÇ®ÀÌÁý, ¼­¿ïÀÇ´ë ±³¼ö ÁöÁ¦±Ù, °í·ÁÀÇÇÐ ÃâÆÇ À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
´ëÇÑÀÇÇù ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
´ëÇÑÀÇÇù Çʼö ÀÇÇпë¾îÁý »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
´ëÇÑÀÇÇù Çʼö ÀÇÇпë¾îÁý »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
¿¾ ´ëÇÑÀÇÇù ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
¿¾ ´ëÇÑÀÇÇù 2 ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
¿¾ ´ëÇÑÀÇÇù 2 ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
¿¾ ´ëÇÑÀÇÇù 3 ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
´ëÇÑÇØºÎÇÐȸ ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
´ëÇѽŰæ¿Ü°úÇÐȸ ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
    ÇÑÀÚ
´ëÇѽŰæ¿Ü°úÇÐȸ ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
    ÇÑÀÚ
´ëÇѱâ»ýÃæÇÐȸ ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
´ëÇѱâ»ýÃæÇÐȸ ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
´ëÇÑ»ýÈ­ÇкÐÀÚ»ý¹°ÇÐȸ ¿ë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
´ëÇÑ»ýÈ­ÇкÐÀÚ»ý¹°ÇÐȸ ¿ë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
KI ÀÇÇпë¾î »çÀü °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
KI ÀÇÇпë¾î »çÀü °Ë»ö À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
KMLE ÀÇÇоà¾î »çÀü ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
KMLE ÀÚµ¿ÃßÃâ ÀÇÇоà¾î »çÀü ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
ÀÇÇÐ³í¹® ¾àÀÚ(Pubmed/Entrez) °Ë»ö ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
Çѱ¹Ç¥ÁØÁúº´»çÀκзù ¾àÀÚ ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ÄÚµå
    ¿µ¹®
    ÇѱÛ
Çѱ¹Ç¥ÁØÁúº´»çÀκзù ¾àÀÚ À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ÄÚµå
    ¿µ¹®
    ÇѱÛ
°æºÏ´ë Ä¡°ú´ëÇÐ ±¸°­³»°ú ±³½Ç »çÀü ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
    ¼³¸í
CancerWEB ¿µ¿µ ÀÇÇлçÀü ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
MeSH(Medical Subject Headings) ¸ÂÃã °Ë»ö (http://www.nlm.nih.gov) °á°ú : 0 ÆäÀÌÁö: 3
MeSH(Medical Subject Headings) À¯»ç °Ë»ö (http://www.nlm.nih.gov) °á°ú : 0 ÆäÀÌÁö: 3
¿ÜºÎ ¸µÅ© - Merriam-Webster's ÀÇÇлçÀü ¸ÂÃã °Ë»ö (https://www.merriam-webster.com) °á°ú: 0 ÆäÀÌÁö: 3
¿ÜºÎ ¸µÅ© - Merriam-Webster's ÀÇÇлçÀü À¯»ç °Ë»ö (https://www.merriam-webster.com) °á°ú: 0 ÆäÀÌÁö: 3
¿ÜºÎ ¸µÅ© - A.D.A.M. Medical Encyclopedia ¸ÂÃã °Ë»ö (http://www.nlm.nih.gov) °á°ú: 0 ÆäÀÌÁö: 3
¿ÜºÎ ¸µÅ© - A.D.A.M. Medical Encyclopedia À¯»ç °Ë»ö (http://www.nlm.nih.gov) °á°ú: 0 ÆäÀÌÁö: 3
¿ÜºÎ ¸µÅ© - MedlinePlus Health Topics ¸ÂÃã °Ë»ö (http://www.nlm.nih.gov) °á°ú: 0 ÆäÀÌÁö: 3
¿ÜºÎ ¸µÅ© - MedlinePlus Health Topics À¯»ç °Ë»ö (http://www.nlm.nih.gov) °á°ú: 0 ÆäÀÌÁö: 3
¿ÜºÎ ¸µÅ© - µå·¯±×ÀÎÆ÷ ¾àÇÐ Á¤º¸ ¸ÂÃã °Ë»ö (http://www.druginfo.co.kr) °á°ú: 0 ÆäÀÌÁö: 3
Á¦Ç°¸í
ÆÇ¸Å»ç
º¸ÇèÄÚµå ¼ººÐ/ÇÔ·®
±¸ºÐ/º¸Çè±Þ¿©
¿ÜºÎ ¸µÅ© - µå·¯±×ÀÎÆ÷ ¾àÇÐ Á¤º¸ À¯»ç °Ë»ö (http://www.druginfo.co.kr) °á°ú: 0 ÆäÀÌÁö: 3
Á¦Ç°¸í
ÆÇ¸Å»ç
º¸ÇèÄÚµå ¼ººÐ/ÇÔ·®
±¸ºÐ/º¸Çè±Þ¿©
¿ÜºÎ ¸µÅ© - WebMD.com Drug Reference ¸ÂÃã °Ë»ö (http://www.webmd.com) °á°ú: 0 ÆäÀÌÁö: 3
¿ÜºÎ ¸µÅ© - WebMD.com Drug Reference À¯»ç °Ë»ö (http://www.webmd.com) °á°ú: 0 ÆäÀÌÁö: 3
¿ÜºÎ ¸µÅ© - Drug.com Drugs by Medical Condition ¸ÂÃã °Ë»ö (http://www.drugs.com) °á°ú: 0 ÆäÀÌÁö: 3
¿ÜºÎ ¸µÅ© - Drug.com Drugs by Medical Condition À¯»ç °Ë»ö (http://www.drugs.com) °á°ú: 0 ÆäÀÌÁö: 3
KMLE À¥ ¿ë¾î ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
KMLE À¥ ¿ë¾î À¯»ç °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
ÇÑ¿µ/¿µÇÑ »çÀü ¸ÂÃã °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
  • ¿µ¹®
    ÇѱÛ
WordNet ÀÏ¹Ý ¿µ¿µ »çÀü °Ë»ö °á°ú : 0 ÆäÀÌÁö: 3
¿ÜºÎ ¸µÅ© - American Heritage Dictionary ¿µ¿µ»çÀü ¸ÂÃã °Ë»ö (https://www.ahdictionary.com) °á°ú: 0 ÆäÀÌÁö: 3
¿ÜºÎ ¸µÅ© - American Heritage Dictionary ¿µ¿µ»çÀü À¯»ç °Ë»ö (https://www.ahdictionary.com) °á°ú: 0 ÆäÀÌÁö: 3
ÅëÇÕ°Ë»ö ¿Ï·á