Synonym: definite, particular, positive, some, special, sure. Antonym: doubtful, uncertain. Similar words: for certain, certainly, uncertain, uncertainty, certainly not, entertainment, curtain, maintain. Meaning: ['sɜːtn] 
adj. 1. definite but not specified or identified 2. having or feeling no doubt or uncertainty; confident and assured 3. established beyond doubt or question; definitely known 4. certain to occur; destined or inevitable 5. established irrevocably 6. reliable in operation or effect 7. exercising or taking care great enough to bring assurance.
adj. 1. definite but not specified or identified 2. having or feeling no doubt or uncertainty; confident and assured 3. established beyond doubt or question; definitely known 4. certain to occur; destined or inevitable 5. established irrevocably 6. reliable in operation or effect 7. exercising or taking care great enough to bring assurance. 
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121. Certain passages were excised from the book.
122. Stamp collecting holds a certain fascination for me.
123. We are certain to be victorious.
124. We specifically wanted to congratulate certain players.
125. I've always had a certain fondness for her.
126. They were watching him. He was certain of it.
127. Any liquid could be solidified under the certain conditions.
128. I'm certain she saw me yesterday.
128. Sentencedict.com is a online sentence dictionary, on which you can find excellent sentences for a large number of words.
129. I noticed a certain coolness between your parents.
130. I feel a certain apprehension about my interview tomorrow.
131. I know for certain it's in here somewhere.
132. Students tend to overuse certain words.
133. It all depends.I have certain doubts about it.
134. Many people look certain to lose their jobs.
135. It is certain he will come to the discussion.
136. One thing is certain: I'm not coming here again.
137. I'm as near certain as can be.
138. I'm sure/certain they'll be late.
139. The right of sale is subject to certain restrictions.
140. A Mercedes carries a certain cachet.
141. Senior management enjoy certain privileges, such as company cars and private healthcare.
142. You'll have to leave soon to make certain of getting there on time.
143. Some studies have suggested a link between certain types of artificial sweetener and cancer.
144. All great songs are informed by a certain sadness and tension.
145. I felt there was a certain coldness in her manner.
146. She donated a certain sum of money from her private purse.
147. She is riding the fastest horse and is certain to romp home.
148. The story was grossly exaggerated by certain sections of the press.
149. They had to agree to certain conditions as a prerequisite of being lent the money.
150. By rights the Social Democrats ought to be the favourites in the election. But nothing looks less certain.
More similar words: for certain, certainly, uncertain, uncertainty, certainly not, entertainment, curtain, maintain, concert, undertake, retain, obtain, contain, sustain, captain, container, retaining, sustainable, cancer, soccer, dancer, officer, concern, grocery, producer, ceremony, shortage, stair, mortality, important.