鱼鳞天

[ noun ]
a sky filled with rows of cirrocumulus or small altocumulus clouds
<noun.object>

Mackerel \Mack`er*el\, n. [OF. maquerel, F. maquereau (LL.
macarellus), prob. for maclereau, fr. L. macula a spot, in
allusion to the markings on the fish. See {Mail} armor.]
(Zo["o]l.)
Any species of the genus {Scomber} of the family
{Scombridae}, and of several related genera. They are finely
formed and very active oceanic fishes. Most of them are
highly prized for food.

Note: The common mackerel ({Scomber scombrus}), which
inhabits both sides of the North Atlantic, is one of
the most important food fishes. It is mottled with
green and blue. The Spanish mackerel ({Scomberomorus
maculatus}), of the American coast, is covered with
bright yellow circular spots.

{Bull mackerel}, {Chub mackerel}. (Zo["o]l.) See under
{Chub}.

{Frigate mackerel}. See under {Frigate}.

{Horse mackerel} . See under {Horse}.

{Mackerel bird} (Zo["o]l.), the wryneck; -- so called because
it arrives in England at the time when mackerel are in
season.

{Mackerel cock} (Zo["o]l.), the Manx shearwater; -- so called
because it precedes the appearance of the mackerel on the
east coast of Ireland.

{Mackerel guide}. (Zo["o]l.) See {Garfish}
(a) .

{Mackerel gull} (Zo["o]l.) any one of several species of gull
which feed upon or follow mackerel, as the kittiwake.

{Mackerel midge} (Zo["o]l.), a very small oceanic gadoid fish
of the North Atlantic. It is about an inch and a half long
and has four barbels on the upper jaw. It is now
considered the young of the genus {Onos}, or {Motella}.

{Mackerel plow}, an instrument for creasing the sides of lean
mackerel to improve their appearance. --Knight.

{Mackerel shark} (Zo["o]l.), the porbeagle.

{Mackerel sky}, or {Mackerel-back sky}, a sky flecked with
small white clouds; a cirro-cumulus. See {Cloud}.

Mackerel sky and mare's-tails
Make tall ships carry low sails. --Old Rhyme.

mackerel sky \mackerel sky\ n.
A sky filled with rows of cirrocumulus or small altocumulus
clouds.
[WordNet 1.5]