Any brief poetic work, where momentariness may refer to the poem's brevity, its capture of a single moment, or both. These compositions present passing experiences or feelings without extended development, using compression to intensify impact. The momentary quality suggests that the poem exists in or captures fleeting time, creating correspondence between form and content where brevity enacts transience and immediate experience receives expression without elaboration.

Any brief poetic work. The momentariness may be thematic or simply refer to brevity. Suggests poem captures single moment or feeling without extended development.