The Collaborative International Dictionary
aestivum
Snowflake \Snow"flake`\, n.
A flake, or small filmy mass, of snow.
(Zo["o]l.) See Snowbird, 1.
(Bot.) A name given to several bulbous plants of the genus Leucoium ( L. vernum, [ae]stivum, etc.) resembling the snowdrop, but having all the perianth leaves of equal size.