archa meaning, archa definition | English Cobuild dictionary

Other suggestions : archaic, Archean, archway, Archaean
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pectoral girdle

  
, arch         
      n   a skeletal support to which the front or upper limbs of a vertebrate are attached  


acute arch  
      n      another name for       lancet arch  
arch   [1]  
      n  
1    a curved structure, normally in the vertical plane, that spans an opening  
2      (Also called)    archway   a structure in the form of an arch that serves as a gateway  
3    something curved like an arch  
4   
a    any of various parts or structures of the body having a curved or archlike outline, such as the transverse portion of the aorta (arch of the aorta) or the raised bony vault formed by the tarsal and metatarsal bones (arch of the foot)  
b    one of the basic patterns of the human fingerprint, formed by several curved ridges one above the other  
   Compare       loop   1       10a       whorl       3  
      vb  
5    tr   to span (an opening) with an arch  
6    to form or cause to form an arch or a curve resembling that of an arch  
the cat arched its back     
7    tr   to span or extend over  
the bridge arched the flooded stream     
     (C14: from Old French arche, from Vulgar Latin arca (unattested), from Latin arcus bow, arc)  
arch   [2]  
      adj  
1    prenominal   chief; principal; leading  
his arch rival     
2    prenominal   very experienced; expert  
an arch criminal     
3    knowing or superior  
4    playfully or affectedly roguish or mischievous  
     (C16: independent use of arch-)  
  archly      adv  
  archness      n  
arch.  
      abbrev. for  
1    archaic  
2    archaism  
3    archery  
4    archipelago  
5    architect  
6    architectural  
7    architecture  
Arch.  
      abbrev. for   Archbishop  
arch-   , archi-  
      combining form  
1    chief; principal; of highest rank  
archangel, archbishop, archduke     
2    eminent above all others of the same kind; extreme  
archenemy, archfiend, archfool     
     (ultimately from Greek arkhi-, from arkhein to rule)  
-arch  
      n combining form   leader; ruler; chief  
patriarch, monarch, heresiarch     
     (from Greek -arkhes, from arkhein to rule; compare arch-)  
fallen arch  
      n   collapse of the arch formed by the instep of the foot, resulting in flat feet  
Gothic arch  
      n      another name for       lancet arch  
horseshoe arch  
      n   an arch formed in the shape of a horseshoe, esp. as used in Moorish architecture  
keel arch  
      n      another name for       ogee arch  
lancet arch  
      n   a narrow acutely pointed arch having two centres of equal radii,   (Sometimes shortened to)    lancet     (Also called)    acute arch, Gothic arch, pointed arch, ogive  
Norman arch  
      n     (Chiefly Brit)   a semicircular arch, esp. one in the Romanesque style of architecture developed by the Normans in England,   (Also called)    Roman arch  
ogee arch  
      n     (Architect)   a pointed arch having an S-shaped curve on both sides,   (Sometimes shortened to)    ogee     (Also called)    keel arch  
pointed arch  
      n      another name for       lancet arch  
Roman arch  
      n      another name for       Norman arch  
skew arch  
      n   an arch or vault, esp. one used in a bridge or tunnel, that is set at an oblique angle to the span  
triumphal arch  
      n   an arch built to commemorate a victory  
zygomatic arch  
      n   the slender arch of bone that forms a bridge between the cheekbone and the temporal bone on each side of the skull of mammals,   (Also called)    zygoma  
English Collins Dictionary - English Definition & Thesaurus  
Collaborative Dictionary     English Definition
adj.
[arch.] near in space, time or relation, almost (followed by: upon)
"nigh upon" is even stronger in keeping with an antiquated, even biblical style. "The end of the world is nigh upon us"

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"Collins English Dictionary 5th Edition first published in 2000 © HarperCollins Publishers 1979, 1986, 1991, 1994, 1998, 2000 and Collins A-Z Thesaurus 1st edition first published in 1995 © HarperCollins Publishers 1995"