from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. helicoid
from the GNU version of the Collaborative International Dictionary of English
- adj. Same as helicoid.
from The Century Dictionary and Cyclopedia
- Same as helicoid, 1.
Sorry, no etymologies found.
• Trickum Middle School student Ayesha Murshed, eliminated on "helicoidal"
The clear quadrangular 400W WT model has a power output of 400W and the helicoidal 1KW WT one will be able to generate 1 KW of power.
In this case the production of light is chiefly due to the fact that calorific condensation, caused by the use of the helicoidal coil surrounding the curved wire, prevents loss of heat in this conductor.
Fig. 7, when once in place form a cylindrical surface provided with 48 helicoidal, dentate channels.
As shown in the engraving, the pulley, D, moves the tool, and the pulley, E, causes the revolution of the shaft, n, through a helicoidal gearing, F.
The ascending motion, which is controlled by the endless screws, f, and the helicoidal wheels, m, is in this way effected with great regularity.
The extremity, v, of the axle of the pulley to the right is threaded, and actuates a helicoidal wheel, E, which transmits motion to the wheel, R, through the intermedium of the vertical shaft, F.
The most interesting application of the helicoidal saw is in the exploitation of quarries.
The pulleys, D D, are channeled, and receive the cable, a a, which serves as a helicoidal saw.
His _helicoidal saw_ is, in reality, an endless cable formed by twisting together three steel wires in such a way as to give the spirals quite an elongated pitch.