— thirster , n.
/therrst/ , n.
1. a sensation of dryness in the mouth and throat caused by need of liquid.
2. the physical condition resulting from this need, in any of various degrees: They almost died of thirst.
3. strong or eager desire; craving: a thirst for knowledge.
v.i.
4. to feel thirst; be thirsty.
5. to have a strong desire.
[ bef. 900; ME thirsten (v.), OE thyrstan, deriv. of thurst (n.); c. D dorst, G Durst, ON thorsti, Goth thaurstei; n. has -i- from the v. or from THIRSTY; see TOAST 1 ]