slovodefinícia
scale insect
(encz)
scale insect,červec n: Zdeněk Brož
Scale insect
(gcide)
Scale \Scale\, n. [Cf. AS. scealu, scalu, a shell, parings; akin
to D. schaal, G. schale, OHG. scala, Dan. & Sw. skal a shell,
Dan. skiael a fish scale, Goth. skalja tile, and E. shale,
shell, and perhaps also to scale of a balance; but perhaps
rather fr. OF. escale, escaile, F. ['e]caille scale of a
fish, and ['e]cale shell of beans, pease, eggs, nuts, of
German origin, and akin to Goth. skalja, G. schale. See
Shale.]
1. (Anat.) One of the small, thin, membranous, bony or horny
pieces which form the covering of many fishes and
reptiles, and some mammals, belonging to the dermal part
of the skeleton, or dermoskeleton. See Cycloid,
Ctenoid, and Ganoid.
[1913 Webster]

Fish that, with their fins and shining scales,
Glide under the green wave. --Milton.
[1913 Webster]

2. Hence, any layer or leaf of metal or other material,
resembling in size and thinness the scale of a fish; as, a
scale of iron, of bone, etc.
[1913 Webster]

3. (Zool.) One of the small scalelike structures covering
parts of some invertebrates, as those on the wings of
Lepidoptera and on the body of Thysanura; the elytra of
certain annelids. See Lepidoptera.
[1913 Webster]

4. (Zool.) A scale insect. (See below.)
[1913 Webster]

5. (Bot.) A small appendage like a rudimentary leaf,
resembling the scales of a fish in form, and often in
arrangement; as, the scale of a bud, of a pine cone, and
the like. The name is also given to the chaff on the stems
of ferns.
[1913 Webster]

6. The thin metallic side plate of the handle of a
pocketknife. See Illust. of Pocketknife.
[1913 Webster]

7. An incrustation deposit on the inside of a vessel in which
water is heated, as a steam boiler.
[1913 Webster]

8. (Metal.) The thin oxide which forms on the surface of iron
forgings. It consists essentially of the magnetic oxide,
Fe3O4. Also, a similar coating upon other metals.
[1913 Webster]

Covering scale (Zool.), a hydrophyllium.

Ganoid scale. (Zool.) See under Ganoid.

Scale armor (Mil.), armor made of small metallic scales
overlapping, and fastened upon leather or cloth.

Scale beetle (Zool.), the tiger beetle.

Scale carp (Zool.), a carp having normal scales.

Scale insect (Zool.), any one of numerous species of small
hemipterous insects belonging to the family Coccidae, in
which the females, when adult, become more or less
scalelike in form. They are found upon the leaves and
twigs of various trees and shrubs, and often do great
damage to fruit trees. See Orange scale,under Orange.


Scale moss (Bot.), any leafy-stemmed moss of the order
Hepaticae; -- so called from the small imbricated
scalelike leaves of most of the species. See Hepatica,
2, and Jungermannia.
[1913 Webster]
scale insect
(wn)
scale insect
n 1: small homopterous insect that usually lives and feeds on
plants and secretes a protective waxy covering
podobné slovodefinícia
Scale insect
(gcide)
Scale \Scale\, n. [Cf. AS. scealu, scalu, a shell, parings; akin
to D. schaal, G. schale, OHG. scala, Dan. & Sw. skal a shell,
Dan. skiael a fish scale, Goth. skalja tile, and E. shale,
shell, and perhaps also to scale of a balance; but perhaps
rather fr. OF. escale, escaile, F. ['e]caille scale of a
fish, and ['e]cale shell of beans, pease, eggs, nuts, of
German origin, and akin to Goth. skalja, G. schale. See
Shale.]
1. (Anat.) One of the small, thin, membranous, bony or horny
pieces which form the covering of many fishes and
reptiles, and some mammals, belonging to the dermal part
of the skeleton, or dermoskeleton. See Cycloid,
Ctenoid, and Ganoid.
[1913 Webster]

Fish that, with their fins and shining scales,
Glide under the green wave. --Milton.
[1913 Webster]

2. Hence, any layer or leaf of metal or other material,
resembling in size and thinness the scale of a fish; as, a
scale of iron, of bone, etc.
[1913 Webster]

3. (Zool.) One of the small scalelike structures covering
parts of some invertebrates, as those on the wings of
Lepidoptera and on the body of Thysanura; the elytra of
certain annelids. See Lepidoptera.
[1913 Webster]

4. (Zool.) A scale insect. (See below.)
[1913 Webster]

5. (Bot.) A small appendage like a rudimentary leaf,
resembling the scales of a fish in form, and often in
arrangement; as, the scale of a bud, of a pine cone, and
the like. The name is also given to the chaff on the stems
of ferns.
[1913 Webster]

6. The thin metallic side plate of the handle of a
pocketknife. See Illust. of Pocketknife.
[1913 Webster]

7. An incrustation deposit on the inside of a vessel in which
water is heated, as a steam boiler.
[1913 Webster]

8. (Metal.) The thin oxide which forms on the surface of iron
forgings. It consists essentially of the magnetic oxide,
Fe3O4. Also, a similar coating upon other metals.
[1913 Webster]

Covering scale (Zool.), a hydrophyllium.

Ganoid scale. (Zool.) See under Ganoid.

Scale armor (Mil.), armor made of small metallic scales
overlapping, and fastened upon leather or cloth.

Scale beetle (Zool.), the tiger beetle.

Scale carp (Zool.), a carp having normal scales.

Scale insect (Zool.), any one of numerous species of small
hemipterous insects belonging to the family Coccidae, in
which the females, when adult, become more or less
scalelike in form. They are found upon the leaves and
twigs of various trees and shrubs, and often do great
damage to fruit trees. See Orange scale,under Orange.


Scale moss (Bot.), any leafy-stemmed moss of the order
Hepaticae; -- so called from the small imbricated
scalelike leaves of most of the species. See Hepatica,
2, and Jungermannia.
[1913 Webster]

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