Antonym: contraction. Similar words: mansion, expand, tension, pension, explosion, transition, dimension, extension. Meaning: [-nʃn] 
n. 1. the act of increasing (something) in size or volume or quantity or scope 2. a discussion that provides additional information 3. adding information or detail.
n. 1. the act of increasing (something) in size or volume or quantity or scope 2. a discussion that provides additional information 3. adding information or detail. 
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151 This makes fast scouting can detect expansion in time and stop it.
152 Expansion, reduction or redefinition of the design space could be desired upon gaining additional process information.
153 This product is characterized by low expansion coefficient, high refractoriness, good thermal and chemical stability.
154 All this has been done as excuses for their continued pursuance of a policy of aggression and expansion.
155 With the rise of economic freedom has come a dramatic expansion of political liberty.
156 He projects a slowdown in the rate of expansion of world trade.
More similar words: mansion, expand, tension, pension, explosion, transition, dimension, extension, dimensions, transmission, comprehension, transit, transient, companion, session, mission, version, expedition, translation, transaction, envision, invasion, decision, division, emission, explanation, exploration, provision, recession, commission.