0%

Words related to helical

hel·i·cal
H h

  • screw

    a metal fastener having a tapered shank with a helical thread, and topped with a slotted head, driven into wood or the like by rotating, especially by means of a screwdriver.

  • spiral

    Geometry. a plane curve generated by a point moving around a fixed point while constantly receding from or approaching it.

  • helical gear

    a cylindrical gear wheel whose teeth follow the pitch surface in a helical manner.

  • screw thread

    Also called worm. the helical ridge of a screw.

  • alpha helix

    a helical conformation of a polypeptide chain, found abundantly in the structure of proteins

  • auger

    a hand tool with a bit shaped like a corkscrew, for boring holes in wood
All about water Download all about WATER in pdf