Synonym: hidden, mysterious, private, secluded. Antonym: open. Similar words: in secret, secretary, desecrate, consecrate, decree, desecration, decreed, ice-cream. Meaning: ['sɪːkrɪt] 
n. 1. something that should remain hidden from others (especially information that is not to be passed on) 2. information known only to a special group 3. something that baffles understanding and cannot be explained. adj. 1. not open or public; kept private or not revealed 2. conducted with or marked by hidden aims or methods 3. not openly made known 4. communicated covertly 5. not expressed 6. designed to elude detection 7. hidden from general view or use 8. (of information) given in confidence or in secret 9. indulging only covertly 10. having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding 11. the next to highest level of official classification for documents.
n. 1. something that should remain hidden from others (especially information that is not to be passed on) 2. information known only to a special group 3. something that baffles understanding and cannot be explained. adj. 1. not open or public; kept private or not revealed 2. conducted with or marked by hidden aims or methods 3. not openly made known 4. communicated covertly 5. not expressed 6. designed to elude detection 7. hidden from general view or use 8. (of information) given in confidence or in secret 9. indulging only covertly 10. having an import not apparent to the senses nor obvious to the intelligence; beyond ordinary understanding 11. the next to highest level of official classification for documents. 
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(61) It's an open secret that the security service bugged telephones.
(62) Oh,what secret is it? I've already pricked up my ears.
(63) The exact ingredients of Coca Cola are a trade secret.
(64) It was ludicrous to suggest that the visit could be kept secret.
(65) The secret of success in life is for a man to be ready for his opportunity when it comes. Benjamin Disraeli 
(66) They managed to keep the party more or less secret from Christine.
(67) Shadow, with her veil drawn, follows Light in secret meekness, with her silent steps of love.
(68) And now here is my secret, a very simple secret. It is only with the heart that one can see rightly; what is essential is invisible to the eyes.
(69) I will not let your secret out to agonize the man I love.
(70) The ingredients of Coca - Cola are a trade secret.
(71) Is there anyone who hasn't suffered for the secret love?
(72) I have a secret.
(73) to love someone in secret is like a seed in bottle waiting for growing up, though not sure whether the future will be more beautiful, still waiting it earnestly and eagerly.
(74) The man's identity was being kept secret while he was helping police with enquiries.
(75) Youth fades. Love droops. The leaves of friendship fall. A mother's secret hope outlives them all.
(76) In life, we all have an unspeakable secret, an irreversible regret, an unreachable dream and an unforgettable love.
(77) The negotiators were meeting in secret for several months before the peace agreement was made public.
(78) I'll hurl you out of the company if you dare say the secret!
(79) He is indignant at suggestions that they were secret agents.
(79) Sentencedict.com try its best to gather and make good sentences.
(80) Once I have the chance to witness his worst moment, but u still can accept his defects and keep this as secret. Then ur love will last longer.
(81) The secret service agents hustled the speaker out of the amphitheater.
(82) I will not let your secret out to agonise the man I love.
(83) The secret of change is to focus all of your energy, not on fighting the old, but on building the new.
(84) I'll charge myself with the safe delivery of the secret information.
(85) She had been faithful to her promise to guard this secret.
(86) He's accused of misusing $17.5 million from a secret government slush fund.
(87) Don't tell anyone about our plan, keep it a secret - it's a secret plan.
(88) The recruits were thoroughly vetted before they were allowed into the secret service.
(89) In my heart there is a secret. It is contained in only four words-l miss you sorely.
(90) You don't need someone to love in secret. We just stand by the river and feel sad when seeing the shadow in the water and thought that we r falling love with someone.
More similar words: in secret, secretary, desecrate, consecrate, decree, desecration, decreed, ice-cream, decrepit, decrease, decrescent, recreation, excrete, concrete, fertile crescent, accretion, syncretic, discretion, decry, sec., recruit, scarecrow, secede, insect, sector, secure, second, necromancer, recruitment, seclude.