Synonym: attitude, conception, explanation, hypothesis, idea, impression, inference, judgment, opinion, speculation, supposition, thought, view. Antonym: practice. Similar words: theoretical, more or less, theology, the other day, in the open, theological, story, history. Meaning: ['θɪːrɪ /'θɪərɪ] 
n. 1. a well-substantiated explanation of some aspect of the natural world; an organized system of accepted knowledge that applies in a variety of circumstances to explain a specific set of phenomena 2. a tentative theory about the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena 3. a belief that can guide behavior.
n. 1. a well-substantiated explanation of some aspect of the natural world; an organized system of accepted knowledge that applies in a variety of circumstances to explain a specific set of phenomena 2. a tentative theory about the natural world; a concept that is not yet verified but that if true would explain certain facts or phenomena 3. a belief that can guide behavior. 
Random good picture Not show
91. He tried to prove his theory to his friends.
92. The expert elaborates his theory from his own reason.
93. He has moved seamlessly from theory to practice.
94. This disproves the theory that children are purely imitative.
95. His theory met with harsh criticism from colleagues.
96. They freeze this theory to death.
97. On what do you base your theory?
98. This theory still needs a little refining.
99. 'Aren't you supposed to be retired?' 'Yes, in theory.'
100. This theory can be confirmed experimentally.
101. She has a theory that drinking milk prevents colds.
102. There is a compelling logic to his main theory.
103. Is there any corroborative evidence for this theory?
104. Boyce has constructed a new theory of management.
105. Scientists have a fairly negative attitude to the theory.
106. He has evolved a new theory.
107. This theory is no longer widely accepted.
108. Historical evidence lends credence to his theory.
109. The theory has now gained scientific respectability.
110. His theory was not new in essence.
111. Darwin's theory rocked the scientific establishment to its foundations.
112. His theory was inapplicable to many underdeveloped economies. Sentencedict.com
113. This theory is not borne out by the facts.
114. Your theory does not square with the facts.
115. We should confront theory with practice.
116. Let us examine the implications of this theory.
117. We must integrate theory with practice.
118. The new theory has been partially corroborated.
119. This latest evidence lends support to her theory.
120. The statistics offer further support for our theory.
More similar words: theoretical, more or less, theology, the other day, in the open, theological, story, history, factory, category, territory, inventory, in memory of, from memory, laboratory, regulatory, conciliatory.