1. (

• Cambrian ,
• Cambrian_period

) from 544 million to about 500 million years ago; marine invertebrates ;

2. (

• Welshman ,
• Welsh ,
• Cambrian ,
• Cymry

) a native or resident of Wales ;

1. (

• Welsh ,
• Cambrian

) of or relating to or characteristic of Wales or its people or their language; "the Welsh coast"; "Welsh syntax" ;