cankerworm
n . 尺蠖
尺蠖
cankerworm n 1 :
green caterpillar of a geometrid moth ;
pest of various fruit and shade trees Dropworm \
Drop "
worm `\ (
dr [
o ^]
p "
w [^
u ]
rm `),
n . (
Zool .)
The larva of any geometrid moth ,
which drops from trees by means of a thread of silk ,
as the {
cankerworm }
or {
inchworm }.
See {
inchworm }
and {
geometrid }.
[
1913 Webster ]
Cankerworm \
Can "
ker *
worm `\,
n . (
Zool .)
The larva of two species of geometrid moths which are very injurious to fruit and shade trees by eating ,
and often entirely destroying ,
the foliage .
Other similar larv [
ae ]
are also called cankerworms .
[
1913 Webster ]
Note :
The autumnal species ({
Anisopteryx pometaria })
becomes adult late in autumn (
after frosts )
and in winter .
The spring species ({
Anisopteryx vernata })
remains in the ground through the winter ,
and matures in early spring .
Both have winged males and wingless females .
The larv [
ae ]
are similar in appearance and habits ,
and belong to the family of measuring worms or spanworms .
These larv [
ae ]
hatch from the eggs when the leaves begin to expand in spring .
[
1913 Webster ]
Caterpillar \
Cat "
er *
pil `
lar \,
n . [
OE .
catyrpel ,
corrupted fr .
OF .
chatepelouse ,
or cate pelue ,
fr .
chate ,
F .
chatte ,
she -
cat ,
fem .
of chat ,
L .
catus L .
pilosus hairy ,
or F .
pelu hairy ,
fr .
L .
pilus hair .
See {
Cat },
and {
Pile }
hair .]
1 . (
Zool .)
The larval state of a butterfly or any lepidopterous insect ;
sometimes ,
but less commonly ,
the larval state of other insects ,
as the sawflies ,
which are also called false caterpillars .
The true caterpillars have three pairs of true legs ,
and several pairs of abdominal fleshy legs (
prolegs )
armed with hooks .
Some are hairy ,
others naked .
They usually feed on leaves ,
fruit ,
and succulent vegetables ,
being often very destructive ,
Many of them are popularly called worms ,
as the {
cutworm },
{
cankerworm }, {
army worm }, {
cotton worm }, {
silkworm }.
[
1913 Webster ]
2 . (
Bot .)
A plant of the genus {
Scorpiurus },
with pods resembling caterpillars .
[
1913 Webster ]
{
Caterpillar catcher },
or {
Caterpillar eater } (
Zool .),
a bird belonging to the family of Shrikes ,
which feeds on caterpillars .
The name is also given to several other birds .
{
Caterpillar hunter } (
Zool .),
any species of beetles of the genus {
Callosoma }
and other allied genera of the family {
Carabid [
ae ]}
which feed habitually upon caterpillars .
[
1913 Webster ]
安装中文字典英文字典查询工具!
中文字典英文字典工具:
复制到剪贴板
英文字典中文字典相关资料:
Santa Rosa, CA Hourly Weather | AccuWeather Hourly weather forecast in Santa Rosa, CA Check current conditions in Santa Rosa, CA with radar, hourly, and more
Santa Rosa, CA Hourly Weather Forecast - Weather Underground Santa Rosa Weather Forecasts Weather Underground provides local long-range weather forecasts, weatherreports, maps tropical weather conditions for the Santa Rosa area
Hourly Weather Forecast for Santa Rosa, California 95403 - The Weather . . . Hourly Local Weather Forecast, weather conditions, precipitation, dew point, humidity, wind from weather com and The Weather Channel
Hourly Weather Forecast for Junior College, Santa Rosa, California . . . Hourly Local Weather Forecast, weather conditions, precipitation, dew point, humidity, wind from weather com and The Weather Channel
7-Day Forecast 38. 45N 122. 7W - National Weather Service Heavy wintry precipitation will affect the northern Plains to the upper peninsula of Michigan Severe thunderstorms are expected along and ahead of the cold front, where very large hail, damaging winds and a few tornadoes are possible from the mid-Mississippi and Ohio Valleys to southern Plains Read More >
Santa Rosa, CA Hourly Forecast - The Weather Network Get Santa Rosa, CA current weather report with temperature, feels like, wind, humidity, pressure, UV and more from TheWeatherNetwork com
Hourly Weather Forecast for Roseland, Santa Rosa, California - The . . . Hourly Local Weather Forecast, weather conditions, precipitation, dew point, humidity, wind from Weather com and The Weather Channel
Hourly Weather Forecast for Santa Rosa, CA, United States - The Weather . . . Hourly Local Weather Forecast, weather conditions, precipitation, dew point, humidity, wind from Weather com and The Weather Channel
Todays Weather in Santa Rosa - Hourly Forecast and Conditions Get the latest hourly weather updates for Santa Rosa today Detailed forecast including temperature, wind, rain, snow, and UV index Stay informed about today's weather conditions in Santa Rosa
Santa Rosa, California Weather Forecast Providing a local hourly Santa Rosa (California) weather forecast of rain, sun, wind, humidity and temperature The Long-range 12 day forecast also includes detail for Santa Rosa (California) weather today