hal·lu·ci·nate 
/həˈlu:səˌneɪt/ verb
hal·lu·ci·nates; hal·lu·ci·nat·ed; hal·lu·ci·nat·ing /həˈlu:səˌneɪt/ verb : to see or sense something or someone that is not really there : to have hallucinations [no obj] ▪ The patient may hallucinate if she has a fever. [+ obj] ▪ His thirst caused him to hallucinate (that there was) an oasis in the desert.
