1.  idyl(n = noun.communication) idyll, pastoral, pastorale - a musical composition that evokes rural life;
is a kind of composition, musical composition, opus, piece, piece of music

2.  idyl(n = noun.communication) bucolic, eclogue, idyll - a short poem descriptive of rural or pastoral life;
is a kind of pastoral

   A short poem; properly, a short pastoral poem; as, the idyls of Theocritus; also, any poem, especially a narrative or descriptive poem, written in an eleveted and highly finished style; also, by extension, any artless and easily flowing description, either in poetry or prose, of simple, rustic life, of pastoral scenes, and the like. [1913 Webster]
"Wordsworth's solemn-thoughted idyl." [1913 Webster]
"His [Goldsmith's] lovely idyl of the Vicar's home." [1913 Webster]

N  poetry, poetics, poesy, Muse, Calliope, tuneful Nine, Parnassus, Helicon, Pierides, Pierian spring, versification, rhyming, making verses, prosody, orthometry, poem, epic, epic poem, epopee, epopoea, ode, epode, idyl, lyric, eclogue, pastoral, bucolic, dithyramb, anacreontic, sonnet, roundelay, rondeau, rondo, madrigal, canzonet, cento, monody, elegy, amoebaeum, ghazal, palinode, dramatic poetry, lyric poetry, opera, posy, anthology, disjecta membra poetae song, ballad, lay, love song, drinking song, war song, sea song, lullaby, music, nursery rhymes, doggerel, Hudibrastic verse, prose run mad, macaronics, macaronic verse, leonine verse, runes, canto, stanza, distich, verse, line, couplet, triplet, quatrain, strophe, antistrophe, verse, rhyme, assonance, crambo, meter, measure, foot, numbers, strain, rhythm, accentuation, dactyl, spondee, trochee, anapest, hexameter, pentameter, Alexandrine, anacrusis, antispast, blank verse, ictus, elegiacs, elegiac verse, elegaic meter, elegaic poetry, poet, poet laureate, laureate, bard, lyrist, scald, skald, troubadour, trouvere, minstrel, minnesinger, meistersinger, improvisatore, versifier, sonneteer, rhymer, rhymist, rhymester, ballad monger, runer, poetaster, genus irritabile vatum, poetic, poetical, lyric, lyrical, tuneful, epic, dithyrambic, metrical, a catalectin, elegiac, iambic, trochaic, anapestic, amoebaeic, Melibean, skaldic, Ionic, Sapphic, Alcaic, Pindaric, a poem round and perfect as a star, Dichtung und Wahrheit, furor poeticus, his virtues formed the magic of his song, I do but sing because I must, I learnt life from the poets, licentia vatum, mutum est pictura poema, O for a muse of fire!, sweet food of sweetly uttered knowledge, the true poem is the poet's mind, Volk der Dichter und Denker, wisdom married to immortal verse.