1. The lowest of the three divisions of the Jurassic period; a name given in England and Europe to a series of marine limestones underlying the Oolite

Encyclopedia: Lias Lias, Gers

• old person
• Old Prussian
• old rose
• old salt
• Old Saxon
• old school
• old school tie
• old sledge
• Old South
• old squaw
• old stager
• old style
• Old Style calendar
• old style font
• Old Testament
• old times
• old witch grass
• old wives' tale
• old woman
• Old World beaver
• Old World buffalo
• Old World chat
• Old World coot
• Old World coral snake
• Old World crayfish