IPA: /ˈwɛtəbl/
KK: /ˈwɛtəbl/
Able to be made wet or to hold water.
The surface of the fabric is wettable, allowing it to absorb moisture.
Wettable → It is formed from "wet" (from Old English *wæt*, meaning moist or damp) and "-able" (meaning capable of). The word "wettable" means capable of being made wet or able to be wetted.
Think of something that is 'capable of being made moist' — 'wet' means moist, and '-able' indicates the ability to do something.