indicator 音标拼音: ['ɪndək
, etɚ]
n . 指示器,指示剂
n . 指示器
指示器,指示剂指示器
indicator 指示器
indicator 指示器 指示符
indicator n 1 :
a number or ratio (
a value on a scale of measurement )
derived from a series of observed facts ;
can reveal relative changes as a function of time [
synonym : {
index },
{
index number }, {
indicant }, {
indicator }]
2 :
a signal for attracting attention 3 :
a device for showing the operating condition of some system 4 : (
chemistry )
a substance that changes color to indicate the presence of some ion or substance ;
can be used to indicate the completion of a chemical reaction or (
in medicine )
to test for a particular reaction Honey \
Hon "
ey \ (
h [
u ^]
n "[
y ^]),
n . [
OE .
honi ,
huni ,
AS .
hunig ;
akin to OS .
honeg ,
D . &
G .
honig ,
OHG .
honag ,
honang ,
Icel .
hunang ,
Sw .
h [*
a ]
ning ,
Dan .
honning ,
cf .
Gr .
ko `
nis dust ,
Skr .
ka [.
n ]
a grain .]
1 .
A sweet viscid fluid ,
esp .
that collected by bees from flowers of plants ,
and deposited in the cells of the honeycomb .
[
1913 Webster ]
2 .
That which is sweet or pleasant ,
like honey .
[
1913 Webster ]
The honey of his language . --
Shak .
[
1913 Webster ]
3 .
Sweet one ; --
a term of endearment . --
Chaucer .
[
1913 Webster ]
Honey ,
you shall be well desired in Cyprus . --
Shak .
[
1913 Webster ]
Note :
Honey is often used adjectively or as the first part of compound ;
as ,
honeydew or honey dew ;
honey guide or honeyguide ;
honey locust or honey -
locust .
[
1913 Webster ]
{
Honey ant } (
Zool .),
a small ant ({
Myrmecocystus melliger }),
found in the Southwestern United States ,
and in Mexico ,
living in subterranean formicares .
There are larger and smaller ordinary workers ,
and others ,
which serve as receptacles or cells for the storage of honey ,
their abdomens becoming distended to the size of a currant .
These ,
in times of scarcity ,
regurgitate the honey and feed the rest .
{
Honey badger } (
Zool .),
the ratel .
{
Honey bear }. (
Zool .)
See {
Kinkajou }.
{
Honey buzzard } (
Zool .),
a bird related to the kites ,
of the genus {
Pernis }.
The European species is {
Pernis apivorus };
the Indian or crested honey buzzard is {
Pernis ptilorhyncha }.
They feed upon honey and the larv [
ae ]
of bees .
Called also {
bee hawk }, {
bee kite }.
{
Honey guide } (
Zool .),
one of several species of small birds of the family {
Indicatorid [
ae ]},
inhabiting Africa and the East Indies .
They have the habit of leading persons to the nests to wild bees .
Called also {
honeybird },
and {
indicator }.
{
Honey harvest },
the gathering of honey from hives ,
or the honey which is gathered . --
Dryden .
{
Honey kite }. (
Zool .)
See {
Honey buzzard } (
above ).
{
Honey locust } (
Bot .),
a North American tree ({
Gleditschia triacanthos }),
armed with thorns ,
and having long pods with a sweet pulp between the seeds .
{
Honey month }.
Same as {
Honeymoon }.
{
Honey weasel } (
Zool .),
the ratel .
[
1913 Webster ]
Indicator \
In "
di *
ca `
tor \ ([
i ^]
n "
d [
i ^]*
k [=
a ]`
t [~
e ]
r ),
n . [
L .:
cf .
F .
indicateur .]
[
1913 Webster ]
1 .
One who ,
or that which ,
shows or points out ;
as ,
a fare indicator in a street car .
[
1913 Webster ]
2 . (
Mach .)
A pressure gauge ;
a water gauge ,
as for a steam boiler ;
an apparatus or instrument for showing the working of a machine or moving part ;
as :
(
a ) (
Steam Engine )
An instrument which draws a diagram showing the varying pressure in the cylinder of an engine or pump at every point of the stroke .
It consists of a small cylinder communicating with the engine cylinder and fitted with a piston which the varying pressure drives upward more or less against the resistance of a spring .
A lever imparts motion to a pencil which traces the diagram on a card wrapped around a vertical drum which is turned back and forth by a string connected with the piston rod of the engine .
See {
Indicator card } (
below ).
(
b )
A telltale connected with a hoisting machine ,
to show ,
at the surface ,
the position of the cage in the shaft of a mine ,
etc .
[
1913 Webster ]
3 . (
Mech .)
The part of an instrument by which an effect is indicated ,
as an index or pointer .
[
1913 Webster ]
4 . (
Zool .)
Any bird of the genus {
Indicator }
and allied genera .
See {
Honey guide },
under {
Honey }.
[
1913 Webster ]
5 . (
Chem .)
That which indicates the condition of acidity ,
alkalinity ,
or the deficiency ,
excess ,
or sufficiency of a standard reagent ,
by causing an appearance ,
disappearance ,
or change of color ,
as in titration or volumetric analysis .
[
1913 Webster ]
Note :
The common indicators are litmus ,
trop [
ae ]
olin ,
phenol phthalein ,
potassic permanganate ,
etc .
[
1913 Webster ]
{
Indicator card },
the figure drawn by an engine indicator ,
by means of which the working of the engine can be investigated and its power calculated .
The Illustration shows one form of indicator card ,
from a steam engine ,
together with scales by which the pressure of the steam above or below that of the atmosphere ,
corresponding to any position of the engine piston in its stroke ,
can be measured .
Called also {
indicator diagram }.
{
Indicator telegraph },
a telegraph in which the signals are the deflections of a magnetic needle ,
as in the trans -
Atlantic system .
[
1913 Webster ]
88 Moby Thesaurus words for "
indicator ":
Fathometer ,
JP ,
Justice ,
arbiter ,
arbitrator ,
badge ,
banner ,
bencher ,
bob ,
character ,
characteristic ,
control indicator ,
count -
rate meter ,
critic ,
current indicator ,
density indicator ,
depth sounder ,
detonation indicator ,
device ,
differentia ,
display ,
earmark ,
echo sounder ,
fault lamp ,
flowmeter ,
galvanometer ,
gauge ,
hallmark ,
his honor ,
his lordship ,
his worship ,
humidity indicator ,
hygrometer ,
idiosyncrasy ,
image ,
index ,
indicant ,
insignia ,
interferometer ,
ionization gauge ,
judge ,
justice ,
keynote ,
lead ,
liquid -
level indicator ,
load indicator ,
logger ,
magistrate ,
mark ,
measure ,
meter ,
moderator ,
needle ,
note ,
pH meter ,
peculiarity ,
picture ,
plumb ,
plumb bob ,
plumb line ,
plummet ,
pointer ,
potentiometer ,
probe ,
property ,
psychometer ,
pyrometer ,
referee ,
representation ,
representative ,
seal ,
sigil ,
sign ,
signal ,
signature ,
sound ,
space probe ,
stamp ,
sure sign ,
symptom ,
telltale sign ,
thermocouple ,
time -
interval meter ,
trait ,
turn indicator ,
umpire ,
vibration meter ,
voltage indicator
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