Atomic theory

Atomic theory, the theory that all compound bodies are made up of elementary in fixed proportions.

Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)

At`oll * Atomic weight
Athole, Sir John James Hugh Stewart-Murray, 7th Duke of
A`thos, Mount
Atlanta
Atlantes
Atlantic, The
Atlan`tis
At`las
Atlas Mountains
Atman, The
At`oll
Atomic theory
Atomic weight
Atra`to
A`treus
Atri`des
At`ropos
At`talus
Atterbury, Francis
Attic Bee
Attic faith
Attic Muse