AMMONIA CLOCK

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does ammonia clock mean? 

• AMMONIA CLOCK (noun)
  The noun AMMONIA CLOCK has 1 sense:

1. an atomic clock based on vibrational frequency of the nitrogen atom in the ammonia molecule

  Familiarity information: AMMONIA CLOCK used as a noun is very rare.

 Dictionary entry details 

• AMMONIA CLOCK (noun)

Sense 1

Meaning:

An atomic clock based on vibrational frequency of the nitrogen atom in the ammonia molecule

Classified under:

Nouns denoting man-made objects

Hypernyms ("ammonia clock" is a kind of...):

atomic clock (a timepiece that derives its time scale from the vibration of atoms or molecules)