gyroscope
rotating mechanism in the form of a mounted spinning wheel
One of the satellite’s
gyroscopes failed, which is a type of spinning rotor that is used by many spacecraft to help them point.
The Verge (Jan 10, 2019)
horoscope
an astrological prediction of someone's future
Mom called to tell me that, according to my
horoscope in the Raleigh News and Observer, in two weeks I’ll get exactly what I’ve been striving for.
The New Yorker (Apr 15, 2017)
laryngoscope
a medical instrument for examining part of the throat
microscope
magnifier of the image of small objects
Each day, at her
microscope, examining the embryonic salmon for flaws in their structure, Claire looked at the large dark spots that were their primitive, unformed eyes.
Son
otoscope
a medical instrument for examining the ear
A clinical assistant gently pressed the tip of a video-equipped
otoscope into Charles' ear, projecting images of the canal and eardrum on a second screen.
US News (Sep 9, 2015)
periscope
an instrument providing a view of an obstructed field
While present-day spectators typically use phones and selfie-sticks to see over crowds, those in 1947 got crafty, using hand mirrors, mirrors attached to sticks and
periscopes to see over the crowds.
Time (May 18, 2018)
scope
a magnifier of images of distant objects
Using a
scope that magnifies 700 times, her team found that none of the seven shampoos that claimed to reduce split ends actually worked as promised.
New York Times (Feb 2, 2015)
stethoscope
a medical instrument for listening to sounds inside the body
Dr. Hamid is there, a
stethoscope pressed to Stella’s chest as she listens to her lungs.
Five Feet Apart
telescope
a magnifier of images of distant objects
Moving the
telescope closer to the window, she spent some time mastering the knobs, bringing the leaves on the trees below into crisp focus.
Fablehaven