Dictionary.com
Thesaurus.com

-itis

American  
  1. a suffix used in pathological terms that denote inflammation of an organ (bronchitis; gastritis; neuritis ) and hence, in extended senses, nouns denoting abnormal states or conditions, excesses, tendencies, obsessions, etc. (telephonitis; baseballitis ).


-itis British  

suffix

  1. indicating inflammation of a specified part

    tonsillitis

  2. informal  indicating a preoccupation with or imaginary condition of illness caused by

    computeritis

    telephonitis

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

–itis Scientific  
  1. A suffix meaning “inflammation,” as in bronchitis, inflammation of the bronchial tubes.


Etymology

Origin of -itis

< New Latin (or Latin ) -ītis < Greek

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

With opposition almost non-existent and Russian media completely under his control, itis widely believed Mr Putin's victory is inevitable.

From BBC

“And any disease that ends in ‘–itis’ — such as arthritis, colitis, diverticulitis — is a disease of inflammation,” D’Adamo says.

From Washington Post

If that last line sounds familiar itis because there is an echo of it maybe in the statement put out by the Alzheimer’s Society just this week: “The Alzheimer’s Society agree that more research is needed into possible connections between heading and dementia.”

From The Guardian

The government has said it does not target opponents but itis the responsibility of police to uphold the law.

From Reuters

Kirill Tachennikov, director and senior oil analyst at BCSGlobal Markets said: “Even if a 10 million bpd cut is agreed, itis not technically possible to achieve these numbers in lessthan a month, and it is not enough to offset current oversupplythat is exceeding 20 million bpd as it stands. As a result, thechallenges of oil storage gradually filling up is still a veryreal issue.”

From Reuters