dict.org

The DICT Development Group


Search for:
Search type:
Database:

Database copyright information
Server information


2 definitions found
 for Vertical drill
From The Collaborative International Dictionary of English v.0.48 :

  Vertical \Ver"ti*cal\, a. [Cf. F. vertical. See Vertex.]
     [1913 Webster]
     1. Of or pertaining to the vertex; situated at the vertex, or
        highest point; directly overhead, or in the zenith;
        perpendicularly above one.
        [1913 Webster]
  
              Charity . . . is the vertical top of all religion.
                                                    --Jer. Taylor.
        [1913 Webster]
  
     2. Perpendicular to the plane of the horizon; upright; plumb;
        as, a vertical line.
        [1913 Webster]
  
     Vertical angle (Astron. & Geod.), an angle measured on a
        vertical circle, called an angle of elevation, or
        altitude, when reckoned from the horizon upward, and of
        depression when downward below the horizon.
  
     Vertical anthers (Bot.), such anthers as stand erect at the
        top of the filaments.
  
     Vertical circle (Astron.), an azimuth circle. See under
        Azimuth.
  
     Vertical drill, an upright drill. See under Upright.
  
     Vertical fire (Mil.), the fire, as of mortars, at high
        angles of elevation.
  
     Vertical leaves (Bot.), leaves which present their edges to
        the earth and the sky, and their faces to the horizon, as
        in the Australian species of Eucalyptus.
  
     Vertical limb, a graduated arc attached to an instrument,
        as a theodolite, for measuring vertical angles.
  
     Vertical line.
        (a) (Dialing) A line perpendicular to the horizon.
        (b) (Conic Sections) A right line drawn on the vertical
            plane, and passing through the vertex of the cone.
        (c) (Surv.) The direction of a plumb line; a line normal
            to the surface of still water.
        (d) (Geom., Drawing, etc.) A line parallel to the sides of
            a page or sheet, in distinction from a horizontal line
            parallel to the top or bottom.
  
     Vertical plane.
        (a) (Conic Sections) A plane passing through the vertex of
            a cone, and through its axis.
        (b) (Projections) Any plane which passes through a
            vertical line.
        (c) (Persp.) The plane passing through the point of sight,
            and perpendicular to the ground plane, and also to the
            picture.
  
     Vertical sash, a sash sliding up and down. Cf. French
        sash, under 3d Sash.
  
     Vertical steam engine, a steam engine having the crank
        shaft vertically above or below a vertical cylinder.
        [1913 Webster]

From The Collaborative International Dictionary of English v.0.48 :

  Drill \Drill\, n.
     1. An instrument with an edged or pointed end used for making
        holes in hard substances; strictly, a tool that cuts with
        its end, by revolving, as in drilling metals, or by a
        succession of blows, as in drilling stone; also, a drill
        press.
        [1913 Webster]
  
     2. (Mil.) The act or exercise of training soldiers in the
        military art, as in the manual of arms, in the execution
        of evolutions, and the like; hence, diligent and strict
        instruction and exercise in the rudiments and methods of
        any business; a kind or method of military exercises; as,
        infantry drill; battalion drill; artillery drill.
        [1913 Webster]
  
     3. Any exercise, physical or mental, enforced with regularity
        and by constant repetition; as, a severe drill in Latin
        grammar.
        [1913 Webster]
  
     4. (Zool.) A marine gastropod, of several species, which
        kills oysters and other bivalves by drilling holes through
        the shell. The most destructive kind is Urosalpinx
        cinerea.
        [1913 Webster]
  
     Bow drill, Breast drill. See under Bow, Breast.
  
     Cotter drill, or Traverse drill, a machine tool for
        drilling slots.
  
     Diamond drill. See under Diamond.
  
     Drill jig. See under Jig.
  
     Drill pin, the pin in a lock which enters the hollow stem
        of the key.
  
     Drill sergeant (Mil.), a noncommissioned officer whose
        office it is to instruct soldiers as to their duties, and
        to train them to military exercises and evolutions.
  
     Vertical drill, a drill press.
        [1913 Webster]

Contact=webmaster@dict.org Specification=RFC 2229