helical
UK[ˈhɛlɪk(ə)l]US[ˈhɛlɪkəl]
adj
having the shape or form of a helix; spiral.
Morpheme Breakdown
helic
al
helic
spiral
al
adjective suffix
Etymology
the word 'helical' is a modern scientific adjective formed from the greek noun 'helix', which means 'spiral' or 'something twisted'. the greek term itself is of uncertain origin, though it may be related to the verb 'helissein', meaning 'to turn' or 'to twist'. the latin-derived suffix '-al' was appended to create an adjective meaning 'pertaining to or having the nature of a spiral'. this etymological path directly links the ancient concept of a coiled form to its precise modern geometric and descriptive usage.
Analysis
Structure: helic (spiral) + al (adjective suffix)
helic from greek 'helix' meaning 'spiral, coil'. al from latin adjectival suffix '-alis', meaning 'pertaining to'.
Examples
the staircase featured a beautiful helical design that wound up to the next floor.
the dna molecule has a famous double helical structure.
the engineer designed a helical spring to absorb the shock.