Alli is one of the few over-the-counter diet aids that might actually work, according to the Mayo Clinic. The pill is a lower-dosage version of Xenical, consisting of 60 mg of the fat-blocking drug orlistat.
Adjective[edit] tentative â(comparative more tentative, superlative most tentative) Of or pertaining to a trial or trials; essaying; experimental.
Choose the adjective tentative to describe something you are unsure or hesitant about. On Monday, you can make tentative plans for the weekend, but it's too early to commit to one party or another. Tentative, from the Latin tentÄtÄ«vus testing, trying, always describes something that is uncertain. If you make a tentative appointment, write it down in pencil, not pen, because it might have to be changed. Here the opposite of tentative is definite or set. If someone gives you a tentative smile or nod, the person feels hesitant or unsure about something. In this case, its opposite is confident.