Full American Lifeguard AssociationÂ® Profile. The American Lifeguard Association (ALA) has been offering training for over 25 years. It is a national educational association that has the full support of both the Swimming Pool and Spa Association and Global Lifeguards, a nonprofit 501(c)(3) organization.
Retroactively definition, operative with respect to past occurrences, as a statute; retrospective: a retroactive law. See more.
Retrograde describes backwardness of one kind or another. If a country decided to go back to amputating the limbs of criminals, we might call that policy retrograde. A retrograde view of women might be one that sees them basically as housekeepers.