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imperforation

 - 4 dictionary results

im⋅per⋅fo⋅rate

[im-pur-fer-it, -fuh-reyt]
–adjective
1. Also, im⋅per⋅fo⋅rat⋅ed. not perforate; having no perforation.
2. Philately. (of a number of stamps joined together) lacking the perforations usually separating individual stamps.
–noun
3. an imperforate stamp.

Origin:
1665–75; im- 2 + perforate


im⋅per⋅fo⋅ra⋅tion, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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Medical Dictionary

Main Entry: im·per·fo·rate
Pronunciation: (')im-'p&r-f(&-)r&t, -f&-"rAt
Function: adjective
: having no opening oraperture; specifically : lacking the usual or normal opening imperforate hymen> imperforate anus>
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

imperforate im·per·fo·rate (ĭm-pûr'fər-ĭt)
adj.
Lacking a normal opening.

imperforation im·per·fo·ra·tion (ĭm-pûr'fə-rā'shən)
n.
The condition of being abnormally occluded or closed.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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