apertometer

Questions

What does apertometer mean?

An instrument designed to measure the numerical aperture of a lens or objective of a microscope.

Where does apertometer come from?

From aperture + -o- + -meter.

How to pronounce apertometer

1. Open the pronunciation page — Open the Speakur entry for “apertometer”.
2. Read the phonetic spelling — Read the IPA spelling () so you know which sounds to aim for.
3. Play the audio — Click Play to hear reference audio for “apertometer”.
4. Repeat and practice — Say “apertometer” aloud, matching stress and vowels until it feels natural.