幻灯

[ noun ]
an early form of slide projector
<noun.artifact>

Lantern \Lan"tern\ (l[a^]n"t[~e]rn), n. [F. lanterne, L.
lanterna, laterna, from Gr. lampth`r light, torch. See
{Lamp}.]
1. Something inclosing a light, and protecting it from wind,
rain, etc.; -- sometimes portable, as a closed vessel or
case of horn, perforated tin, glass, oiled paper, or other
material, having a lamp or candle within; sometimes fixed,
as the glazed inclosure of a street light, or of a
lighthouse light.

2. (Arch.)
(a) An open structure of light material set upon a roof,
to give light and air to the interior.
(b) A cage or open chamber of rich architecture, open
below into the building or tower which it crowns.
(c) A smaller and secondary cupola crowning a larger one,
for ornament, or to admit light; such as the lantern
of the cupola of the Capitol at Washington, or that of
the Florence cathedral.

3. (Mach.) A lantern pinion or trundle wheel. See {Lantern
pinion} (below).

4. (Steam Engine) A kind of cage inserted in a stuffing box
and surrounding a piston rod, to separate the packing into
two parts and form a chamber between for the reception of
steam, etc.; -- called also {lantern brass}.

5. (Founding) A perforated barrel to form a core upon.

6. (Zo["o]l.) See {Aristotle's lantern}.

Note: Fig. 1 represents a hand lantern; fig. 2, an arm
lantern; fig. 3, a breast lantern; -- so named from the
positions in which they are carried.

{Dark lantern}, a lantern with a single opening, which may be
closed so as to conceal the light; -- called also
{bull's-eye}.

{Lantern jaws}, long, thin jaws; hence, a thin visage.

{Lantern pinion}, {Lantern wheel} (Mach.), a kind of pinion
or wheel having cylindrical bars or trundles, instead of
teeth, inserted at their ends in two parallel disks or
plates; -- so called as resembling a lantern in shape; --
called also {wallower}, or {trundle}.

{Lantern shell} (Zo["o]l.), any translucent, marine, bivalve
shell of the genus {Anatina}, and allied genera.

{Magic lantern}, an optical instrument consisting of a case
inclosing a light, and having suitable lenses in a lateral
tube, for throwing upon a screen, in a darkened room or
the like, greatly magnified pictures from slides placed in
the focus of the outer lens.


Magic \Mag"ic\, Magical \Mag"ic*al\, a. [L. magicus, Gr. ?, fr.
?: cf. F. magique. See {Magi}.]
1. Pertaining to the hidden wisdom supposed to be possessed
by the Magi; relating to the occult powers of nature, and
the producing of effects by their agency.

2. Performed by, or proceeding from, occult and superhuman
agencies; done by, or seemingly done by, enchantment or
sorcery; as, a magical spell. Hence: Seemingly requiring
more than human power; imposing or startling in
performance; producing effects which seem supernatural or
very extraordinary; having extraordinary properties; as, a
magic lantern; a magic square or circle.

The painter's magic skill. --Cowper.

Note: Although with certain words magic is used more than
magical, -- as, magic circle, magic square, magic wand,
-- we may in general say magic or magical; as, a magic
or magical effect; a magic or magical influence, etc.
But when the adjective is predicative, magical, and not
magic, is used; as, the effect was magical.

{Magic circle}, a series of concentric circles containing the
numbers 12 to 75 in eight radii, and having somewhat
similar properties to the magic square.

{Magic humming bird} (Zo["o]l.), a Mexican humming bird
({Iache magica}), having white downy thing tufts.

{Magic lantern}. See {Lantern}.

{Magic square}, numbers so disposed in parallel and equal
rows in the form of a square, that each row, taken
vertically, horizontally, or diagonally, shall give the
same sum, the same product, or an harmonical series,
according as the numbers taken are in arithmetical,
geometrical, or harmonical progression.

{Magic wand}, a wand used by a magician in performing feats
of magic.

magic lantern \magic lantern\ n.
An early form of slide projector.
[WordNet 1.5]