The Collaborative International Dictionary of English v.0.48:

Margosa \Mar*go"sa\, n. [Pg. amargoso bitter.] (Bot.)
   A large tree of the genus Melia (Melia Azadirachta) found
   in India. Its bark is bitter, and used as a tonic. A valuable
   oil is expressed from its seeds, and a tenacious gum exudes
   from its trunk. The Melia Azedarach is a much more showy
   tree, and is cultivated in the Southern United States, where
   it is known as Pride of India, Pride of China, or bead
   tree. Various parts of the tree are considered anthelmintic.
   [1913 Webster]

         The margosa oil . . . is a most valuable balsam for
         wounds, having a peculiar smell which prevents the
         attacks of flies.                        --Sir S.
                                                  Baker.
   [1913 Webster] Margravate

The Collaborative International Dictionary of English v.0.48:

Azedarach \A*zed"a*rach\, azederach \azederach\, n. [F.
   az['e]darac, Sp. acederaque, Pers. [=a]z[=a]ddirakht noble
   tree.]
   1. (Bot.) a handsome tree (Melia azedarach) of the mahogany
      family, native to Northern India and China, having long
      clusters of fragrant purple blossoms and small ornamental
      but inedible yellow fruits. It has been naturalized as a
      shade tree and is common in the southern United States; --
      called also, chinaberry, China tree, Pride of India,
      Pride of China, and Bead tree.

   Syn: chinaberry, chinaberry tree, China tree, Persian lilac,
        pride-of-India, azedarach, Melia azederach, Melia
        azedarach
        [1913 Webster + WordNet 1.5]

   2. (Med.) The bark of the roots of the azedarach, used as a
      cathartic and emetic.
      [1913 Webster] Azerbaidzhan

The Collaborative International Dictionary of English v.0.48:

Bead \Bead\ (b[=e]d), n. [OE. bede prayer, prayer bead, AS. bed,
   gebed, prayer; akin to D. bede, G. bitte, AS. biddan, to ask,
   bid, G. bitten to ask, and perh. to Gr. pei`qein to persuade,
   L. fidere to trust. Beads are used by the Roman Catholics to
   count their prayers, one bead being dropped down a string
   every time a prayer is said. Cf. Sp. cuenta bead, fr. contar
   to count. See Bid, in to bid beads, and Bide.]
   1. A prayer. [Obs.]
      [1913 Webster]

   2. A little perforated ball, to be strung on a thread, and
      worn for ornament; or used in a rosary for counting
      prayers, as by Roman Catholics and Mohammedans, whence the
      phrases to tell beads,

   to be at one's beads,

   to bid beads, etc., meaning, to be at prayer.
      [1913 Webster]

   3. Any small globular body; as,
      (a) A bubble in spirits.
      (b) A drop of sweat or other liquid. "Cold beads of
          midnight dew." --Wordsworth.
      (c) A small knob of metal on a firearm, used for taking
          aim (whence the expression to draw a bead, for, to
          take aim).
      (d) (Arch.) A small molding of rounded surface, the
          section being usually an arc of a circle. It may be
          continuous, or broken into short embossments.
      (e) (Chem.) A glassy drop of molten flux, as borax or
          microcosmic salt, used as a solvent and color test for
          several mineral earths and oxides, as of iron,
          manganese, etc., before the blowpipe; as, the borax
          bead; the iron bead, etc.
          [1913 Webster]

   Bead and butt (Carp.), framing in which the panels are
      flush, having beads stuck or run upon the two edges.
      --Knight.

   Bead mold, a species of fungus or mold, the stems of which
      consist of single cells loosely jointed together so as to
      resemble a string of beads. [Written also bead mould.]


   Bead tool, a cutting tool, having an edge curved so as to
      make beads or beading.

   Bead tree (Bot.), a tree of the genus Melia, the best
      known species of which (Melia azedarach), has blue
      flowers which are very fragrant, and berries which are
      poisonous.
      [1913 Webster]

WordNet (r) 3.0 (2006):

bead tree
    n 1: small tree of West Indies and northeastern Venezuela having
         large oblong pointed leaflets and panicles of purple
         flowers; seeds are black or scarlet with black spots [syn:
         bead tree, jumby bean, jumby tree, Ormosia
         monosperma]