Aviation Instruments

noun an instrument for drawing circles and arcs

• The hiker used a compass to navigate through the dense forest.
• Make sure to bring a compass when we go hiking next weekend.
• I have no idea where we are, my phone's compass is broken.
• His moral compass always guides him to make the right decisions.

noun A word (other than a pronoun) used to identify any of a class of people, places, or things (common noun), or to name a particular one of these (proper noun).

• The pilot relied on the absolute altimeter to determine the precise altitude of the aircraft.
• The absolute altimeter helps the pilot know how high up they are flying.
• The absolute altimeter is like the airplane's fancy height-o-meter.
• Just as the absolute altimeter gives an exact measurement of altitude, we must strive for precision in our work.