brainchild

• POS: Noun
• HYPHEN: brain=child

CIDE DICTIONARY

brainchild, n. 

 a product of one's creative thinking and work; as, the project was the brainchild of the director.  [WordNet 1.5]

OXFORD DICTIONARY

brainchild, n. (pl. -children) colloq. an idea, plan, or invention regarded as the result of a person's mental effort.

THESAURUS

brainchild

apparition, art object, article, artifact, autograph, brainstorm, bric-a-brac, bright idea, bright thought, brilliant idea, bubble, child, chimera, classic, coinage, composition, computer printout, concoction, contrivance, copy, creation, creature, crowning achievement, delirium, design, distillation, document, draft, edited version, effect, eidolon, end product, engrossment, essay, essence, extract, fair copy, fancy, fantasque, fantasy, fiction, figment, final draft, finished version, first draft, flimsy, fruit, good idea, grotesque, hallucination, handiwork, holograph, idle fancy, illusion, imagery, imagination, imagining, inspiration, insubstantial image, invention, issue, kitsch, letter, literae scriptae, literary artefact, literary production, literature, lucubration, maggot, make-believe, manufacture, manuscript, master, masterpiece, masterwork, matter, mintage, mobile, museum piece, myth, new mintage, nonfiction, nude, offspring, old master, opera, opus, opuscule, original, origination, outcome, outgrowth, paper, parchment, pasticcio, pastiche, penscript, phantasm, phantom, piece, piece of virtu, piece of writing, play, poem, printed matter, printout, product, production, reading matter, recension, result, romance, screed, scrip, script, scrive, scroll, second draft, sick fancy, stabile, statue, still life, study, the written word, thick-coming fancies, transcript, transcription, trip, typescript, vapor, version, virtu, vision, whim, whimsy, wildest dreams, work, work of art, writing