s, a, d, r, i, u are letters that make 'sardius'
SA, ar, US, AR, Ar, sard are words within 'sardius'
1 possible definitions for 'sardius'
Under this definition, sardius is a noun and has the following properties:
sard, sardine have the same meaning as 'sardius'
'sardius' can be a type of chalcedony, calcedony.