cloak

C1 · Advanced Countable noun Literary

n. something that hides or covers the truth about a situation.

n. a metaphorical cover or pretext used to conceal the true nature of an activity or identity.

“They operated under a cloak of secrecy to keep the plan hidden from the public.”

“The negotiations were conducted under a cloak of diplomatic immunity, ensuring that no details reached the press until a final agreement was signed.”

C2 · Proficiency Countable noun Computing Technical

n. a fake name or address used online to hide a person's real identity.

n. a text replacement for a user's hostname or IP address, typically on IRC networks, to provide anonymity.

“The chat moderator applied a cloak to the user's account to protect their privacy.”

“By using a virtual cloak, the developer was able to participate in the public channel without revealing the company's internal server address.”

B2 · Upper Intermediate

v. to cover something so that it cannot be seen or noticed.

v. to envelop or hide something, often used figuratively to describe natural phenomena or intentional secrecy.

“A thick mist began to cloak the mountains as the sun went down.”

“The intelligence agency attempted to cloak their operations by using several front companies to move equipment across the border.”

C1 · Advanced Science Technical

v. to make a person or a ship invisible using special technology, usually in stories.

v. to render an object invisible through advanced or speculative technology; frequently used in science fiction contexts.

“In the movie, the spaceship can cloak itself so the enemies cannot find it.”

“The stealth fighter was designed with materials intended to cloak the aircraft from enemy radar detection during night missions.”