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Also available:
World English Dictionary
Dictionnaire Français
retrogress
ret·ro·gress
[
rèttrō gréss
]
(
past and past participle
ret·ro·gressed
,
present participle
ret·ro·gress·ing
,
3rd person present singular
ret·ro·gress·es
)
intransitive verb
Definition:
1.
revert or degenerate:
to return to an earlier and usually worse condition
2.
go backward:
to move or travel backward
3.
biology
have less complex features:
to show or develop the less complex features of simpler organisms
[
Early 19th century. <retro- after progress
]
ret·ro·gres·sive
adjective
ret·ro·gres·sive·ly
adverb
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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ret·ro·gres·sive adjectiveret·ro·gres·sive·ly adverb
