Associations to the word «Antihydrogen»

Wiktionary

ANTIHYDROGEN, noun. (particle) (uncountable) The antimatter equivalent of hydrogen, consisting of an antiproton and an positron (antielectron).
ANTIHYDROGEN, noun. (particle) (countable) An atom of the antimatter equivalent of hydrogen.

Wise words

It is only with the heart that one can see rightly; what is essential is invisible to the eye.
Antoine de Saint-Exupery