Source: The book Strangelets by Michelle Gagpn
Context: “They had their hands in everything, ostensibly helping Israel while covertly arming their enemies.”
In Their Words: Ostensibly is defined as apparently or seemingly. https://www.yourdictionary.com/ostensibly
In My Words: I think ostensibly means that a meaning of something just goes one way, when there is actually maybe a deeper reason. For example you go to school to learn new things. Yes that is true, but there might be another reason, maybe your crush is in one of your classes that day. And that is why you choose to go to school.