IPA: /ˈaʊərˌɡlæs/
KK: /ˈaʊərˌɡlæs/
Having a shape that resembles an hourglass, which is wider in the middle and narrower at both ends.
The dress had an hourglass silhouette that accentuated her curves.
A device used to measure time, made of two glass parts connected by a narrow section, where sand or another material flows from the top to the bottom over a set period, usually one hour.
The teacher used an hourglass to time the students during the exam.
Hourglass → It is formed from "hour" (from Old English "ūre", meaning a period of time) and "glass" (from Old English "glæs", meaning a transparent material). The word "hourglass" refers to a device made of glass that measures the passage of time in hours.
Think of an 'hour' as a measure of time and 'glass' as the material that holds it — an hourglass is a device that measures time using glass.
No commonly confused words.