Antonym: irrelevant, unconcerned. Similar words: be concerned about, concern, concerning, concert, disconcerting, concede, concept, conceal. Meaning: [-nd] 
adj. 1. feeling or showing worry or solicitude 2. involved in or affected by or having a claim to or share in 3. in relation (or in regard) to; especially as in the phrases 4. culpably involved.
adj. 1. feeling or showing worry or solicitude 2. involved in or affected by or having a claim to or share in 3. in relation (or in regard) to; especially as in the phrases 4. culpably involved. 
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(61) I have a blind spot where computers are concerned.
(62) The episode was a huge embarrassment for all concerned.
(63) Those people are concerned only with eating,sleeping and procreating.
(64) They're not concerned with welfare: it's all politics!
(65) We are chiefly concerned with improving educational standards.
(66) We're rather concerned about father's health.
(67) I'm a complete ignoramus where computers are concerned.
(68) They were concerned only with their own religious fervour.
(69) Painters at the time were largely concerned with reproducing external reality.
(70) Academics and employers are deeply concerned that students are not sufficiently prepared mathematically for university courses.
(71) Members are concerned that a merger might mean higher costs, in which case they would oppose it.
(72) Doctors are concerned at the prospect of heart patients having to wait up to a year for surgery.
(73) As far as I am concerned the relationship is over - finito - and I can start living again.
(74) People were concerned that pets or wildlife could be affected by the pesticides.
(75) We are concerned about the breakdown of law and order in the country.
(76) Her expression is concerned but her body-language does not correspond.
(77) It concerned her that Bess was developing a crush on Max.
(78) Conservationists in Chile are concerned over the effect of commercial exploitation of forests.
(79) People looked out for one another and were concerned about the welfare of their fellows.
(79) Wish you will love sentencedict.com and make progress everyday!
(80) These days(sentencedict.com), scientists use computers to help them to get out the difficult calculation concerned with space travel.
(81) Many people are concerned about the pollution of the environment.
(82) He's more concerned about the nuts and bolts of location work.
(83) Politics is too often concerned only with the personal vanities of politicians.
(84) His writings are concerned with religious phenomena at the individual level.
(85) The prime minister was concerned that such a move would arouse public hostility.
(86) Marine biologists are concerned about the effects of untreated sewage that is flowing into coastal waters.
(87) She's the equal of her brother as far as intelligence is concerned.
(88) As far as he was concerned there was no question of betraying his own comrades.
(89) He's a dyed-in-the-wool traditionalist where cooking is concerned - he won't have any modern gadgets in the kitchen.
(90) He loved his wife, and concerned himself with her needs and desires.
More similar words: be concerned about, concern, concerning, concert, disconcerting, concede, concept, conceal, conceit, conceive, concealed, conceited, conceptual, concession, conception, concealment, concentrate, inconceivable, concentration, concentrate on, concentrating, conceptualise, adorned, learned, Internet, wilderness, underneath, discern, eastern europe, discernible.