英和和英

語源

From hyperbola +‎ -oid.

名詞

hyperboloid (plural hyperboloids)

1. A particular surface in three-dimensional Euclidean space, the graph of a quadratic with all three variables squared and their coefficients not all of the same sign.

使用する際の注意点

• If the hyperboloid is a connected surface, it is said to be of one sheet; otherwise, it has two components and is said to be of two sheets.
• Like many terms that start with a non-silent h but have emphasis on their second syllable, some people precede hyperboloid with an, others with a.

上位語

• quadric surface, quadric

派生語

Further reading

• hyperboloid on Wikipedia.Wikipedia