Synonym: if, provided. Similar words: at the thought of, when, where, wheat, wherein, whereas, aesthetic, all the time. Meaning: [ˈweðə] 
conj.1. (used to introduce the first of two or more alternatives, and sometimes repeated before the second or later alternative, usually with the correlative or): It matters little whether we go or stay. Whether we go or whether we stay, the result is the same. 2. (used to introduce a single alternative, the other being implied or understood, or some clause or element not involving alternatives): See whether or not she has come. I doubt whether we can do any better. 3. Archaic. (used to introduce a question presenting alternatives, usually with the correlative or). 4. whether or no, under whatever circumstances; regardless: He threatens to go whether or no. pron. Archaic. 5. which or whichever (of two)?.
conj.1. (used to introduce the first of two or more alternatives, and sometimes repeated before the second or later alternative, usually with the correlative or): It matters little whether we go or stay. Whether we go or whether we stay, the result is the same. 2. (used to introduce a single alternative, the other being implied or understood, or some clause or element not involving alternatives): See whether or not she has come. I doubt whether we can do any better. 3. Archaic. (used to introduce a question presenting alternatives, usually with the correlative or). 4. whether or no, under whatever circumstances; regardless: He threatens to go whether or no. pron. Archaic. 5. which or whichever (of two)?. 
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91. I have battled with my conscience over whether I should actually send this letter.
92. Throughout history, people have been intrigued by the question of whether there is intelligent life elsewhere in the universe.
93. We are not sure whether some people are good or not.They can not be replaced,though.
94. Whether happiness and sorrow in life would finally become memories.Why not face them with smile.
95. The district board will vote today on whether to go ahead with the plan.
96. I have also forgotten once world, whether a peaceful piece of string sound.
97. I would like to do it with you, but I am not sure whether my parents permit.
98. Military officials are still tight-lipped about when or whether their forces will launch a ground offensive.
99. I suppose I shall have to pony up, whether I like it or not.
100. It is too early to say whether insurance premiums will be affected.
101. I asked him whether he had done it all himself or whether someone had helped him.
102. Whether or not Webb is the best person for the job is arguable.
103. It is immaterial to me whether he stays or goes.
104. Some military commanders wavered over whether to support the coup.
105. The doctor doubted whether the patient would live through that month.
106. She questioned whether it was feasible to stimulate investment in these regions.
107. Whatever is going to happen will happen, whether we worry or not.
108. Death s inevitable.It's a promise made to each of us at birth.But before that promise is kept,we all hope something will happen to us,whether it is the thrill of romance,the joy of raising a family,or the anguish of great loss.We all hope to experience something that make our lives meaningful,but the sad fact is,not all lives have meaning.Some people spend their time on this planet just sitting on the sidelines,waiting for something to happen to them,before it's too late.
109. Whether it is happiness or sorrow, it would finally become memories of life.
110. Whether he will continue to be successful in future is open to doubt.
111. The Irvine group and their collaborators are testing whether lasers do the job better.
112. We'll go on with the work, whether we can find the necessary tools or not.
113. Air whether in the gaseous or liquid state is a fluid.
114. Already some people are asking whether scientists have any right to meddle in such matters.
115. Stratford police refuse to comment on whether anyone has been arrested.
116. Whether he comes or not makes no difference to me.
117. Whether these controls will really reduce violent crime is a moot point.
118. Everyone was very concerned whether he would pull through or not.
119. Please decide whether the following statements are true or false.
120. It is not clear whether the president is willing to negotiate with the democrats.
More similar words: at the thought of, when, where, wheat, wherein, whereas, aesthetic, all the time, rhetoric, by the time, on the table, even when, elsewhere, at the time of, overwhelm, wheelchair, for the time being, overwhelming, together, go together, see that, method, ethnic, ethics, get hold of, get together, altogether, ethical, nonetheless, together with.