atom
Translation
atom
Examples
An atom is the smallest unit of matter.
An atom is the smallest unit of matter.
A water molecule has three atoms.
A water molecule has three atoms.
Grammar Patterns
((an)) ~ the smallest particle of a chemical element. An atom is the smallest unit of matter.
Similar Words
Synonyms: particle, element
Etymology
From Greek 'atomos' meaning 'indivisible', from 'a-' (not) + 'tomos' (a cutting).
Memory Tips
Think of Adam, the first man, as the first 'atom' of humanity.