sandglass
(noun)
noun
1. timepiece in which the passage of time is indicated by the flow of sand from one transparent container to another through a narrow passage
Definition categories: man–made, horologe, timekeeper, timepiece
(noun)
1. timepiece in which the passage of time is indicated by the flow of sand from one transparent container to another through a narrow passage
Definition categories: man–made, horologe, timekeeper, timepiece