Definition of "jell" []

• To become firm or gelatinous; congeal. See Synonyms at coagulate. (verb-intransitive)
• To take shape or fall into place; crystallize: A plan of action finally jelled in my mind. (verb-intransitive)
• To cause to become firm or gelatinous. (verb-transitive)
• To cause to take shape; make clear and definite; crystallize. (verb-transitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "He was preaching rainbow for decades before Obama made the idea jell politically."
• "The film helped the already-close family "jell," says Mr. Tan, who recounts in the film how his mother with "movie star" looks nursed him back to health about 20 years ago when he fell ill in his final year of law school."
• "It never fails to "jell," which point is the cause of so much anxiety to amateur jelly-makers."