411 REFERENCE · Wiktionary
Rupert's drop
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
right|thumb|an example of Prince Rupert's drops.
Etymology
Named after Prince Rupert of the Rhine, nephew of Charles I, who brought them to England in 1660.
Noun
A glass bead created by dripping molten glass into cold water so it solidifies into a tadpole shape with a very tough head but a long fragile tail which, if damaged, causes the bead to disintegrate explosively.
en Dutch tear glass tear Prince Rupert's drop Prince Rupert's tear Prince Rupert's tear Rupert's tear
Further reading
en eponyms