Borrowed from French azote, from Ancient Greek ἀ- ("without") + ζωή. Named by French chemist and biologist Antoine Lavoisier, who saw it as the part of air which cannot sustain life.
Modern English dictionary
Explore and search massive catalog of over 900,000 word meanings.
Word of the Day
Get a curated memorable word every day.
Challenge yourself
Level up your vocabulary by setting personal goals.