Meaning of (जलावतारण करना) jalavataran karna in english
As verb :
launch Ex:  Lift-to-drag ratios may exceed 70 to 1. After launch
Suggested : to set (a boat or ship) in the water
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(जलावतारण करना) jalavataran karna
can be used as verb.. No of characters: 13 including consonants matras.
Transliteration :
jalaavataaraNa karanaa