from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Of or having the shape of a helix; spiral.
- adj. Having a shape approximating that of a helix.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. in the shape of a helix
from the GNU version of the Collaborative International Dictionary of English
- adj. Of or pertaining to, or in the form of, a helix; spiral
from The Century Dictionary and Cyclopedia
- Pertaining to or having the form of a helix.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. in the shape of a coil
Sorry, no etymologies found.
This organelle is called the flagellum, made of a rotary motor and a thin helical filament that grows up to about 15 micron.
"Bingen pencils" we would call the helical contrails in the sky.
Pawson called the helical staircase "extraordinary" for its self-supporting structure.
Below ground, crews attached large metal corkscrews called helical piles to tie the wall's foundation together.
At left are some of the main tools used in stabilizing a foundation, called helical piers.
In other words, a dielectric material (insulative substance) that geometrically may be considered as a lens that is taken at its center point and pulled out into an elongated rod, cone, pyramid, etc., such as helical cones on the legs of some mites (Figure 1).
The unique design characteristics of COX meters, such as helical rotors with a 2-3 millisecond response and a single-bearing low-friction design allowing the meter to be mechanically linear over a wider flow range, result in unprecedented flow measurement performance.
The final step was to induce a "helical" spin state in the electron gas and measure how this collective spin state evolved thereafter.
I wound it tight and I then unwound it, which gave a fluid, strange, helical twist to it like the inside of a shell.
One of the discoverers of the structure of DNA, Francis Crick, credited What Is Life? as a theoretical description, before the actual discovery of the structure of DNA (the existence of the molecule had been known for nearly 2 decades, but its role in reproduction and its helical shape had not even been guessed at this time), of how genetic storage would work and a source for inspiration for the initial research.
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