Dictionary
metastellopsis
n.“The phenomenon whereby an error in a message becomes apparent the instant the message has been sent.”
From Greek μετά (metá, “after”), στέλλω (stéllō, “to send, dispatch”) and ὄψις (ópsis, “sight, seeing”).
Example Usage:
A: “Looks good.”
[Send]
A: “Oh, for fuck’s sake.”
V: “Metastellopsis?”
A: “Universal Declaration of Human Tights. Third paragraph.”