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- Dictionaryspheroid/ˈsfɪərɔɪd/
noun
- 1. a sphere-like but not perfectly spherical body.
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A spheroid, also known as an ellipsoid of revolution or rotational ellipsoid, is a quadric surface obtained by rotating an ellipse about one of its principal axes; in other words, an ellipsoid with two equal semi-diameters.
: a figure resembling a sphere. also : an object of approximately spherical shape. spheroidal. sfi-ˈrȯi-dᵊl. adjective. or less commonly spheroid. spheroidally. sfi-ˈrȯi-dᵊl-ē. adverb. Examples of spheroid in a Sentence. Recent Examples on the Web. These examples are automatically compiled from online sources to illustrate current usage.
noun [ C ] mathematics specialized uk / ˈsfɪə.rɔɪd / us / ˈsfɪr.ɔɪd / Add to word list. a solid object that is almost spherical: The earth is a spheroid. SMART Vocabulary: related words and phrases. Spherical, circular and annular objects. air bubble. bead. bobbin. bobble. cylindrically. disc. disk. game ball. globe. hoop. knob. orb. papillate.
In-plane geometry, a spheroid shape, or ellipsoid of revolution, refers to a quadric surface obtained by rotating an ellipse about one of its principal axes. This is to say, a spheroid is an ellipsoid with 2 equal semi-diameters with a circular symmetry.
noun [ C ] mathematics specialized us / ˈsfɪr.ɔɪd / uk / ˈsfɪə.rɔɪd / Add to word list Add to word list. a solid object that is almost spherical: The earth is a spheroid. SMART Vocabulary: related words and phrases. Spherical, circular and annular objects. air bubble. bead. bobbin. bobble. cylindrically. disc. disk. game ball. globe. hoop. knob.
Nov 7, 2024 · noun. a shape that is generated by rotating an ellipse around one of its axes. “it looked like a sphere but on closer examination I saw it was really a spheroid ” synonyms: ellipsoid of revolution. see more see less. Cite this entry. Style: MLA. "Spheroid." Vocabulary.com Dictionary, Vocabulary.com, https://www.vocabulary.com/dictionary/spheroid.
noun. 1. mathematics another name for ellipsoid of revolution. adjective. 2. shaped like but not exactly a sphere. Collins English Dictionary. Copyright © HarperCollins Publishers. spheroid in American English. (ˈsfɪrɔɪd ) noun. 1. a body that is almost but not quite a sphere, esp. one generated by the rotation of an ellipse about one of its axes.
Definition of spheroid noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
1. a body that is almost but not quite a sphere, esp. one generated by the rotation of an ellipse about one of its axes. [...] 2. of this shape. : [...] More. Synonyms of 'spheroid' • ball [...] • globular, spherical, round, orbicular [...] More. Examples of 'spheroid' in a sentence.
Nov 7, 2024 · A spheroid is an ellipsoid having two axes of equal length, making it a surface of revolution. By convention, the two distinct axis lengths are denoted a and c, and the spheroid is oriented so that its axis of rotational symmetric is along the z-axis, giving it the parametric representation x = asinvcosu (1) y = asinvsinu (2) z = ccosv, (3 ...
