spheroconic

English

Etymology

sphero- +‎ conic

Noun

spheroconic (plural spheroconics)

(geometry) A non-plane curve formed by the intersection of the surface of an oblique cone with the surface of a sphere centred at the cone's vertex.

Adjective

spheroconic

(malacology, of a shell or fossil) Having a coiled shell approaching a sphere in shape.

Further reading

“spheroconic”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

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