- 1[intransitive, transitive] to change from a gas into a liquid; to make a gas change into a liquid condense (into something) Steam condenses into water when it cools. condense something (into something) The steam was condensed rapidly by injecting cold water into the cylinder.
- 2[intransitive, transitive] condense (something) if a liquid condenses or you condense it, it becomes thicker and stronger because it has lost some of its water synonym reduce Condense the soup by boiling it for several minutes.
- 3[transitive] condense something (into something) to put something such as a piece of writing into fewer words; to put a lot of information into a small space The article was condensed into just two pages. The author has condensed a great deal of material into just 100 pages.
NAmE//kənˈdɛns//Verb Forms present simple I / you / we / they condense
he / she / it condenses
past simple condensed
-ing form condensing