I need help on a list of poetry terms I cannot find. They're due by Wednesday.?

[S h e l b y & W i l l]

implied theme
concrete poem
couplet
quatrain
repetition
rhythm
rhyme
rhyme scheme
inversion
meter
refrain
figurative language
alliteration
allusion
assonance
imagery
metaphor
extended metaphor
onomatopoeia
personification
simile
symbol
idiom
understatement

I can get most of them by my book and online but some I can't find at all and we have a test on them! Help please.

[kchippmunk]

It would be a lot of help if we could know which ones are the ones you can't find.
Try www.dictionary.com

[xo379]

--Couplet: Pair of lines of verse; 2 lines that usually rhyme and have the same meter.
--Quatrain: Poem or stanza in a poem that consists of 4 lines
--Repetition: Repetition of a sound, syllable, word, phrase, line, stanza, or metrical pattern
--Rhythm: "Flow"; variation of the length and accentuation of a series of sounds or other events
--Rhyme: Repetition of identical or similar sounds in two or more different words
--Refrain: Line or lines that are repeated
--Alliteration: Repetition of a leading consonant sound in a phrase
--Assonance: Repetition of vowel sounds to create internal rhyming within phrases or sentences
--Metaphor: Comparison between 2 seemingly unrelated subjects
--Simile: Comparison between 2 seemingly unrelated subjects using 'like' or 'as'
--Personficiation: Figure of speech that gives an inanimate object or idea human traits/qualities
--Symbol: Concrete representations (ie. objects, pictures) of ideas, concepts, or other abstractions