rhombusとは

意味・読み方・使い方

語源

From Latin rhombus, from Ancient Greek ῥόμβος (rhómbos, “rhombus, spinning top”), from ῥέμβω (rhémbō, “I turn around”).

発音

• (英国発音) IPA^(key): /ˈɹɒmbəs/
• (米国発音) IPA^(key): /ˈɹɑːmbəs/

名詞

rhombus (複数形 rhombi または rhombuses)

1. (zoology, now まれに) Any of several flatfishes, including the brill and turbot, once considered part of the genus Rhombus, now in Scophthalmus. [from 16th c.]
   • 1638, Thomas Herbert, Some Yeares Travels, I:

     the greedy Tuberon or Shark arm'd with a double row of venemous teeth pursues them, directed by a little Rhombus, Musculus or pilot-fish that scuds to and fro to bring intelligence [...].

2. (zoology, archaic) Snails, now in genus Conus or family Conidae.
3. (geometry) A parallelogram having all sides of equal length. [from 16th c.]
   1. The rhombus diamond, as one of the suits seen in a deck of playing cards ( または ).

同意語

• (幾何学): diamond (not in technical use), lozenge (if not square), rhomb

関連する語

派生語

• rhombus star

参照

• rhombus at OneLook Dictionary Search
• rhombus in The Century Dictionary, The Century Co., New York, 1911

Latin

別の表記

• rombus, rumbus (Medieval Latin)

語源

From Ancient Greek ῥόμβος (rhómbos, “rhombus, spinning top”), from ῥέμβω (rhémbō, “I turn around”).

発音

• (Classical) IPA^(key): /ˈrom.bus/, [ˈrɔm.bʊs]
• (Ecclesiastical) IPA^(key): /ˈrom.bus/, [ˈrɔm.bus]

名詞

rhombus m (genitive rhombī); second declension

1. rhombus (幾何学)
2. flatfish
3. (Medieval Latin) sturgeon

   Synonym: sturiō

   Hyponym: carrocō

語形変化

Second-declension noun.

派生した語

参照

• rhombus in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• rhombus in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• rhombus in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition, 1883–1887)
• rhombus in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français, Hachette
• rhombus in Harry Thurston Peck, editor (1898) Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
• rhombus in William Smith et al., editor (1890) A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin