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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

  • helically adverb

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.

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

The asymmetric, helical ridges may even inspire low-drag hulls or fuselages that stay streamlined while promoting interior air flows.

From Science Daily

With Sutherland's new and innovative methods of studying sea creatures, scientists might come to realize that helical swimming is more pervasive than previously thought.

From Science Daily

"The helical twist of these fibers is impossible to discern using an optical microscope, or even some super-resolution microscopes, because these things are just too small," Lew said.

From Science Daily

Over the next three to six months, the structure developed into cartilage containing tissue that closely replicated the ear's anatomical features, including the helical rim, the "anti-helix" rim-inside-the-rim and the central, conchal bowl.

From Science Daily