English version


From Longman Dictionary of Contemporary Englishhydroxidehy‧drox‧ide /haɪˈdrɒksaɪd $ -ˈdrɑːk-/ noun [countable, uncountable] technical  a chemical compound that contains an oxygen atom combined with a hydrogen atom
Pictures of the day
Do you know what each of these is called?
Click on the pictures to check.
Word of the day atypical not typical or usual