bead(redirected from drew a bead on)
Also found in: Dictionary, Thesaurus, Medical, Idioms.
1. Architect Furniture a small convex moulding having a semicircular cross section
2. Chem a small solid globule made by fusing a powdered sample with borax or a similar flux on a platinum wire. The colour of the globule serves as a test for the presence of certain metals (bead test)
3. Metallurgy a deposit of welding metal on the surface of a metal workpiece, often used to examine the structure of the weld zone
4. RC Church one of the beads of a rosary
A small subroutine.
A projecting rim or band.
A glass, ceramic, or plastic insulator through which passes the inner conductor of a coaxial transmission line and by means of which the inner conductor is supported in a position coaxial with the outer conductor.
The drop of precious metal obtained by cupellation in fire assaying.
1. A bead molding.
2. A narrow wood strip, molded on one edge, against which a door or window sash closes; a stop bead.
3. A strip of metal or wood used around the periphery of a pane of glass to secure it in a frame, ventilator, or sash; a stop
4. A pearl-shaped carved decoration on moldings or other ornaments, usually in series, or in conjunction with other shapes; a beading. Also see bead and reel molding.
6. Used in combination with other terms to describe the function or position of a beaded molding, such as quirk bead, angle bead, corner bead, etc.
7. The act of carving or running a bead; beading.
8. In metal roofing or flashing, the shape formed by folding a narrow strip of the edge flat or rolling it into a tube in order to stiffen or fasten the metal.
9. A factory-formed light-gauge metal strip having one or two expanded or short perforated flanges and variously shaped noses; used at the perimeter of plastered surface as a casing bead or plaster stop, and at corners to reinforce the edge.
10. A hardened drop of excess paint or varnish.
11. A narrow, convex strip of sealant, such as caulking or glazing compound.
12. A weld bead.
bead, butt and square
Similar to bead and butt but having the panels flush on the beaded face only, and showing square reveals on the other.
i. A rounded ridge at the end of a tube for carrying fluids into aircraft.
ii. The high-strength carbon-steel wire bundles that give strength and stiffness to aircraft tires.
iii. The unwanted ridge of filler metal that sticks up above the surface of the metal that has been welded.
iv. The central point of a fixed (ring and bead) sight. The bead is ahead of the ring.
bead(1) A small programming subroutine. A sequence of beads that are strung together is called a "thread."
(2) The insulator surrounding the inner wire of a coaxial cable.