You searched for: “hourglasses
hourglass (s) (noun), hourglasses (pl)
1. A device for measuring time, consisting of two glass chambers connected by a narrow neck through which sand falls: An hourglass can contain a certain quantity mercury, or another flowing substance besides sand, that trickles from the upper chamber to the lower in a fixed amount of time, often one hour.
2. A computer cursor that shows that a task is being performed, but is not yet completed: A laptop icon that looks like an hourglass is useful in indicating that it, the laptop, is still occupied with or engaged in some activity..
This entry is located in the following unit: horo-, hour- (page 2)