Helicline
noun ·Rare ·Advanced level
Definitions
- 1 A curving or spiral-shaped ramp; (especially) the ramp at the 1939 New York World's Fair Theme Center. uncommon
"A bridge will link the sphere to the tower, while from the latter a ramp 900 ft. long will slope gently to the ground curving around the fountain basis beneath the sphere in a huge three-quarter circle. This ramp is described as the “helicline,” and will be 50 ft. high at the top"
Example
More examples"A bridge will link the sphere to the tower, while from the latter a ramp 900 ft. long will slope gently to the ground curving around the fountain basis beneath the sphere in a huge three-quarter circle. This ramp is described as the “helicline,” and will be 50 ft. high at the top"
Etymology
Blend of helico- + incline or combination of heli- + -cline, from Ancient Greek ἕλιξ (hélix, “spiral”). Attested from the 1930s (see quotations below).
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.