A play is speech built to be spoken, not merely read
Theatre plays live by scripted dialogue and monologue delivered aloud. From Broadway and the West End to school stages, playwrights write for bodies in rooms. Greek tradition split comedy and tragedy; later ages added history, musicals, cruelty, and absurdity.
Performers memorize or read a script whose words are meant less for silent reading than for public voicing—though Bernard Shaw sometimes shrugged whether staging or reading mattered more. Commercial peaks sit in London's West End and New York's Broadway; regional, community, and campus houses fill the rest. Comedy aims at laughter with wit and odd situations—Shakespeare's Midsummer Night's Dream or the modern Book of Mormon—while farce piles slapstick, as in Comedy of Errors or Twain's Is He Dead. Satire needles corruption, from Aristophanes' Lysistrata to Gogol's Government Inspector. Restoration comedies, drawing partly on Molière yet mismatched to their age's morals, probed risqué gender relations and faded within the seventeenth century.
Tragedy follows disaster and a protagonist's flaw—Hamlet, Webster's Duchess of Malfi. History plays, shaped heavily by Shakespeare, stage real events without neat comic or tragic boxes, as in King John or Schiller's Demetrius. Musical lineages run from colonial ballad opera and the unfinished 1767 Philadelphia Disappointment through Gilbert and Sullivan, Harrigan and Hart, 1920s thirty-two-bar song craft, Depression shifts to Hollywood, and 1990s adaptations of movies and novels such as Wicked and Fiddler on the Roof. Straight play names the non-musical; playlet a brief one; libretto the sung script.
Artaud's mid-1940s theatre of cruelty distrusted language, staging bodily enactments of suffering—psychiatric wards, Nazism—to make causes audible; much was banned in France, and he turned toward radio intimacy after doubting postwar catharsis. Theatre of the absurd, with Beckett, Sartre, Ionesco, Adamov, and Genet, embodies existential contradiction between words and deeds rather than debating it. Scripts list dramatis personae, divide acts into scenes with locations, and lace speech with stage directions for exits, asides, songs, and offstage thunder—the map actors and crews follow when speech becomes event.
Source: Play (theatre)