
1) Rhetorical device
Found on
https://www.crosswordclues.com/clue/chiasmus

In rhetoric, chiasmus (Latin term from Greek χίασμα, `crossing`, from the Greek χιάζω, chiázō, `to shape like the letter Χ`) is the figure of speech in which two or more clauses are related to each other through a reversal of structures in order to make a larger point; that is, the clauses display inverted parallelism. Chiasmus w...
Found on
http://en.wikipedia.org/wiki/Chiasmus
[cipher] Chiasmus is a secret German government block cipher that was leaked by reverse engineering. It became notorious for its dilettant use in the BSI`s software GSTOOL, which used it in insecure ECB mode and generated the key with a pseudo random number generator initialized to the current system time, which means an effective key lengt...
Found on
http://en.wikipedia.org/wiki/Chiasmus_(cipher)

contrast by parallelism in reverse order
Found on
http://phrontistery.info/c.html

repetition of any group of verse elements in reverse order.
Found on
http://rpo.library.utoronto.ca/display_rpo/terminology.cfm#acatalectic

• (n.) An inversion of the order of words or phrases, when repeated or subsequently referred to in a sentence
Found on
http://thinkexist.com/dictionary/meaning/chiasmus/

(from Greek, 'cross' or 'x') A literary scheme in which the author introduces words or concepts in a
Found on
http://www.encyclo.co.uk/local/22385

Repetition of any group of verse elements in reverse order.
Found on
http://www.encyclo.co.uk/local/22429
Chi·as'mus noun [ New Latin , from Greek
chiasmo`s a placing crosswise, from
chia`zein . See
Chiasm .]
(Rhet.) An inversion of the order of words or phrases, when repeated or subsequently referred to in a sentence ; thus, « If e'er to bless thy sons My ...
Found on
http://www.encyclo.co.uk/webster/C/63

A crosswise placing of elements in prose or verse. It is the opposite of 'parallelism'.
Found on
http://www.menrath-online.de/glossaryengl.html

Figure of speech where the second half of a phrase reverses the order of the first half e.g. Samuel Johnson's 'For we that live to please, must please to live.'
Found on
http://www.poetsgraves.co.uk/glossary_of_poetic_terms.htm

two corresponding pairs arranged not in parallels (a-b-a-b) but in inverted order (a-b-b-a); from shape of the Greek letter chi (X).
*Those gallant men will remain often in my thoughts and in my prayers always. MacArthur
*Renown'd for conquest, and in council skill'd. Addison et pacis ornamenta et subsidia belli. Cicero, Pro lege Manilia
*...
Found on
http://www.uky.edu/AS/Classics/rhetoric.html

[
n] - inversion in the second of two parallel phrases
Found on
http://www.webdictionary.co.uk/definition.php?query=chiasmus

chiasmus (s., kigh AZ muhs), chiasmi (pl., kigh AZ migh) 1. Inversion of word order. 2. A rhetorical construction in which the order of the words in the second of two paired phrases, clauses, etc., is the reverse of the order in the first. 3. A rhetorical inversion of the second of two parallel structures. Examples of chiasmi: It [marr...
Found on
http://www.wordinfo.info/words/index/info/view_unit/442/

Chiasmus comes from a Greek word meaning “crossed,” and it refers to a grammatical structure that inverts a previous phrase. That is, you say one thing, and then you say something very similar, but flipped around.
Found on
https://literaryterms.net/glossary-of-literary-terms/
noun inversion in the second of two parallel phrases
Found on
https://www.encyclo.co.uk/local/20974

a reversal in the order of words in two otherwise parallel phrases, as in “He went to the country, to the town went she.”
Found on
https://www.infoplease.com/dictionary/chiasmus
No exact match found.