Englishfor English speakers
concentrated
—
adjective
gathered together or made less diffuse
their concentrated efforts
his concentrated attention
concentrated study
a narrow thread of concentrated ore
—
adjective
of or relating to a solution whose dilution has been reduced
—
adjective
intensely focused
her concentrated passion held them at bay
—
adjective
(= hard)
(of light) transmitted directly from a pointed light source
—
adjective
(= saturated)
being the most concentrated solution possible at a given temperature; unable to dissolve still more of a substance
a saturated solution
test
Noun
—
A test is writing that many learners do in a room at the same time so that people are able to see how much knowledge the learners have.
I'm happy because I got a high mark on the test.
—
A test is something someone does to see if something works.
The person did a good test of the machine by pushing all the buttons and watching the machine.
test
Verb
—
The action of testing; to try something out to see whether it works.
He tested the software many times.