LAT

Lewis Short

lygdos (noun F) = λύγδος:
* A white stone, = lygdinus lapis: candida,Mart. 6, 13, 3: vacua,id. 6, 42, 21.
Charlton T. Lewis, Charles Short, A Latin Dictionary

TLL

s. TLL
Thesaurus Linguae Latinae
memory