2 added 2 characters in body; edited tags
source | link

Is there another special word for a small hourglass which is not for one hour but for a less period of time, 10 minutes or even 30 seconds?  

Is there another special word for a small hourglass which is not for one hour but for a less period of time, 10 minutes or even 30 seconds?

Is there another special word for a small hourglass which is not for one hour but for a less period of time, 10 minutes or even 30 seconds?  

1
source | link

Another word for "hourglass"

Is there another special word for a small hourglass which is not for one hour but for a less period of time, 10 minutes or even 30 seconds?