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Definitions

helical

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


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.

In optics, this concept applies both to materials and to light itself, which can travel in a helical pattern.

From Science Daily • Mar. 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

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 • Apr. 1, 2024

This could only mean that the 3.4 A-thick purine and pyrimidine bases were stacked on top of each other in a direction perpendicular to the helical axis.

From "Double Helix" by James D. Watson