WTR has various meanings in the Aviation category. Discover the full forms, definitions, and usage contexts of WTR in Aviation.
To take in water for drinking or boiler purposes. To pump fresh water into a ship. Dihydrogen oxide, molecular formula H2O.
AviationThe seller of an option, usually an individual, bank, or company, that issues the option and consequently has the obligation to sell the asset ( if a call) or to buy the asset (if a put) on which the option is written if the option buyer exercises the option.
AviationLast updated: