pyrophysalite
Mineralogy
noun
A coarse, nearly opaque variety of topaz, occurring as large yellowish crystals which swell up when heated.
Origin
Early 19th century; earliest use found in Journal of Natural Philosophy, Chemistry and the Arts. From pyro- + Hellenistic Greek ϕυσαλλίς bladder, bubble + -ite, after Swedish pyrophysalit.
- looey
- loofah
- looie
- look
- look a fright
- look after
- look after the pennies and the pounds will look after themselves
- lookahead
- lookalike
- look-and-say
- look as if butter wouldn't melt in one's mouth
- look as if one has seen a ghost
- look back
- look back at/on
- look before you leap
- lookbook
- look daggers at
- lookdown
- look down on
- look down one's nose at
- looked-after
- looked-for
- looked-up-to
- looker
- looker-in