octahedron
— Navneord
– Engelsk
～ any polyhedron having eight plane faces
octal notation
— Navneord
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～ any mathematical notation that uses 8 different characters (usually the digits 0 to 7)
octal digit
— Navneord
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～ a digit from 0 to 7 in octal notation
octal
— Tillægsord
– Engelsk
～ of or pertaining to a number system having 8 as its base; "an octal digit"
octameter
— Navneord
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～ a verse line having eight metrical feet
octane
— Navneord
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～ any isomeric saturated hydrocarbon found in petroleum and used as a fuel and solvent
octane number
— Navneord
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～ a measure of the antiknock properties of gasoline
octanedioic acid
— Navneord
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～ a dicarboxylic acid found in cork
octangular
— Tillægsord
– Engelsk
～ of or relating to or shaped like an octagon
Octans
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～ the constellation that includes the southern celestial pole
octant
— Navneord
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～ a measuring instrument for measuring angles to a celestial body; similar to a sextant but with 45 degree calibration
octave
— Navneord
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～ a rhythmic group of eight lines of verse
octave
— Navneord
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～ a feast day and the seven days following it
octave
— Navneord
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～ a musical interval of eight tones
Octavian
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～ Roman statesman who established the Roman Empire and became emperor in 27 BC; defeated Mark Antony and Cleopatra in 31 BC at Actium (63 BC - AD 14)
octavo
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～ the size of a book whose pages are made by folding a sheet of paper three times to form eight leaves
octet
— Navneord
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～ a set of eight similar things considered as a unit
octet
— Navneord
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～ eight performers or singers who perform together
octet
— Navneord
– Engelsk
～ a musical composition written for eight performers
octet
— Navneord
– Engelsk
～ the cardinal number that is the sum of seven and one