common name for several species of saltwater shellfish in the family Solenidae; also known as razor shells. Their shells are long and narrow, suggesting a folded jackknife or cut-throat razor

(obsolete, UK, dialect) To sigh.

The state or quality of being unweary.

A form of kaleidoscope, especially one consisting of mirrors arranged so as by multiplied reflection from a small piece of carpet to show how it looks covering a whole floor.