Operation invalid Synonyms

We can't find synonyms for the phrase "Operation invalid", but we have synonyms for terms, you can combine them.

Operation Synonyms

Invalid Synonyms

OI abbreviation

OI is an abbreviation for Operation Invalid

What does OI stand for?

OI stands for "Operation Invalid"

Definitions for Operation

(noun) a specific task with which a person or group is charged
(noun) a usually fixed or ordered series of actions or events leading to a result
(noun) the act or activity of looking after and making decisions about something

Definitions for Invalid

(adjective) chronically or repeatedly suffering from poor health
(adjective) having no legal or binding force
(adjective) not being in agreement with what is true