Englishfor English speakers
biopsy
—
noun
examination of tissues or liquids from the living body to determine the existence or cause of a disease
with
Preposition
—
With is used to show the other people or things present when something happened
I went to school with my brother.
—
With is used to describe something added to something else
The cat has a collar with a bell on it.
—
With is used to show what thing is used to do something
He hit the nail with a hammer.
—
Used to introduce non-finite and verbless clauses.
With the children so sick, we weren't able to get much work done.
ultrasonic
—
adjective
(= supersonic)
having frequencies above those of audible sound
guidance
—
noun
(= direction)
something that provides direction or advice as to a decision or course of action
—
noun
the act of guiding or showing the way
—
noun
(= direction)
the act of setting and holding a course
a new council was installed under the direction of the king