sphere

名词 n. 动词 v.
中文释义
英 /sfɪə/|/sfɪː/|/ˈsfɪj.ə/    美 /sfɪɚ/

英文释义

名词 n.
  1. A surface in three dimensions consisting of all points equidistant from a center. .
  2. An object which appears to be bounded by a sphere; a round object, a ball.
    — Of celestial bodies, first the sun, / A mighty sphere, he framed.
  3. The celestial sphere: the edge of the heavens, imagined as a hollow globe within which celestial bodies appear to be embedded. archaic
    — Though cold and darkness longer hang somewhere, / Yet Phoebus equally lights all the Sphere.
  4. Any of the concentric hollow transparent globes formerly believed to rotate around the Earth, and which carried the heavenly bodies; there were originally believed to be eight, and later nine and ten; friction between them was thought to cause a harmonious sound (the music of the spheres). historical
    — ſooner ſhall the Sun fall from his Spheare, Than Tamburlaine be ſlaine or ouercome.
  5. An area of activity for a planet; or by extension, an area of influence for a god, hero etc.
  6. The region in which something or someone is active; one's province, domain. figuratively
    — sphere of influence
  7. The natural, normal, or proper place (of something).
    — in one's sphere
  8. The set of all points in three-dimensional Euclidean space (or n-dimensional space, in topology) that are a fixed distance from a fixed point .
  9. The domain of reference of a proposition, subject, or predicate, or the totality of the particular subjects to which it applies. dated
    — In point of fact, so often as we think a subject as partially included within the sphere of a predicate, eo ipso we think it as partially, that is, particularly, excluded therefrom.
动词 v.
  1. To place in a sphere, or among the spheres; to ensphere. transitive
    — The glorious planet Sol / In noble eminence enthroned and sphered / Amidst the other.
  2. To make round or spherical; to perfect. transitive
    — sphered Whole

词形变化

spheres plural sphaere alternative,obsolete sphære alternative,obsolete sphear alternative,obsolete spheare alternative,obsolete spheres present,singular,third-person sphering participle,present sphered participle,past sphered past sphaere alternative,obsolete sphære alternative,obsolete sphear alternative,obsolete spheare alternative,obsolete

词汇关系

衍生词
Afrosphere Alexander horned sphere amylosphere angiosphere anthosphere armillary sphere asphere astrosphere Bloch sphere bronchosphere cardiosphere carposphere caulosphere circumsphere colonosphere colosphere conisphere cosmosphere cosphere cryptosphere crystal sphere Debye sphere demisphere digisphere diving sphere Dyson sphere ectosphere endosphere ensphere enterosphere episphere esophagosphere exotic sphere fluorosphere fold sphere halfsphere hemisphere hepatosphere Hill sphere homology sphere Hubble sphere hypersphere icosasphere immunosphere incelosphere intersphere Klerksdorp sphere liposphere macrosphere medullosphere megalosphere memosphere microsphere microspherocyte midsphere minisphere multisphere myosphere myrmecosphere nanosphere negasphere nephrosphere nonsphere oblique sphere oligosphere orosphere peanosphere photon sphere phycosphere pneumosphere polysphere prostasphere pseudosphere public sphere pedagogy radiansphere Riemann sphere semisphere servosphere skysphere sociosphere spermosphere sphereing sphereless spherelike sphere of influence sphere of interest sphere of knowledge sphere packing sphere-yeast spheric spherics spherification spherify spherite spherium spherize spherocylindrical spheromak sphery sublunary sphere subsphere supersphere thyrosphere trochosphere tumorsphere undersphere unit sphere unsphere xenosphere
相关词
atmosphere hemisphere magnetosphere n-sphere planisphere -sphere spherical spheroid ball Mathworld article on the sphere PlanetMath article on the sphere

词源

词源 1
Etymology tree
Ancient Greek σφαῖρᾰ (sphaîră)bor.
Latin sphaera
Late Latin sphērader.
Old French spherebor.
Middle English spere
English sphere
From Middle English spere, from Old French sphere, from Late Latin sphēra, earlier Latin sphaera (“ball, globe, celestial sphere”), from Ancient Greek σφαῖρα (sphaîra, “ball, globe”), of unknown origin. Not related to superficially similar Persian سپهر (sepehr, “sky”) .
Displaced Old English cliewen, þoþor, and æppel.
词源 2
Etymology tree
Ancient Greek σφαῖρᾰ (sphaîră)bor.
Latin sphaera
Late Latin sphērader.
Old French spherebor.
Middle English spere
English sphere
From Middle English spere, from Old French sphere, from Late Latin sphēra, earlier Latin sphaera (“ball, globe, celestial sphere”), from Ancient Greek σφαῖρα (sphaîra, “ball, globe”), of unknown origin. Not related to superficially similar Persian سپهر (sepehr, “sky”) .
Displaced Old English cliewen, þoþor, and æppel.
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