Flotation

1. (n.) The act, process, or state of floating.

2. (n.) The science of floating bodies.

Thesaurus Entries

coming out, curtain raiser, debut, embarkation, embarkment, first appearance, floating, inaugural address, inauguration, induction, initiation, installation, installment, introduction, issuance, issue, launching, maiden speech, opener, preliminary, stock issue, unveiling