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Synonyms

helical

American  
[hel-i-kuhl, hee-li-] / ˈhɛl ɪ kəl, ˈhi lɪ- /

adjective

  1. pertaining to or having the form of a helix; spiral.


helical British  
/ ˈhɛlɪkəl /

adjective

  1. of or shaped like a helix; spiral

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of helical

First recorded in 1605–15; helic- + -al 1

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"Instead, hydrogen moves preferentially along well-defined helical pathways embedded within an ordered carbon structure."

From Science Daily • Apr. 21, 2026

At large scales, radio data reveal that the jet forms a helical pattern as it propagates through the galaxy.

From Science Daily • Jan. 19, 2026

The tubes measure about 230 nm in diameter and are made of 5 to 6 right-handed helical fibers that twist together.

From Science Daily • Dec. 3, 2025

In helical magnets, the directions of the atomic magnetic moments are ordered in a spiral.

From Science Daily • Mar. 22, 2024

Six weeks of listening to Francis had made me realize that the crux of the matter was whether Rosy’s new X-ray pictures would lend any support for a helical DNA structure.

From "Double Helix" by James D. Watson

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