preposition
1.
for each; for every: Membership costs ten dollars per year. This cloth is two dollars per yard.
2.
by means of; by; through: I am sending the recipe per messenger.
3.
according to; in accordance with: I delivered the box per your instructions.
adverb
4.
Informal. each; for each one: The charge for window-washing was five dollars per.
Usage note
Per for a or an or for each occurs chiefly in technical or statistical contexts: miles per gallon; work-hours per week; feet per second; gallons of beer per person per year. It is also common in sports commentary: He averaged 16 points per quarter. Per is sometimes criticized in business writing in the sense “according to” and is rare in literary writing.
Per for a or an or for each occurs chiefly in technical or statistical contexts: miles per gallon; work-hours per week; feet per second; gallons of beer per person per year. It is also common in sports commentary: He averaged 16 points per quarter. Per is sometimes criticized in business writing in the sense “according to” and is rare in literary writing.
00:10
Per
is always a great word to know.
So is interrobang. Does it mean:
| a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
Dictionary.com Unabridged
per-
1.
a prefix meaning “through,” “thoroughly,” “utterly,” “very”: pervert; pervade; perfect.
2.
Chemistry. a prefix used in the names of inorganic acids and their salts that possess the maximum amount of the element specified in the base word: percarbonic (H 2 C 2 O 5 ), permanganic (HMnO 4 ), persulfuric (H 2 S 2 O 8 ), acids; potassium permanganate (KMnO 4 ); potassium persulfate (K 2 S 2 O 8 ).
per.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2013.
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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|
Link To per
Collins
World English Dictionary
per (pɜː, (unstressed) pə) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) | |
| —determiner | |
| 1. | for every: three pence per pound |
| —prep | |
| 2. | (esp in some Latin phrases) by; through |
| 3. | as per according to: as per specifications |
| 4. | informal as per usual as usual |
| [C15: from Latin: by, for each] | |
| PER | |
| —abbreviation for | |
| Professional Employment Register | |
| per- | |
| —prefix | |
| 1. | through: pervade |
| 2. | throughout: perennial |
| 3. | away, beyond: perfidy |
| 4. | completely, throughly: perplex |
| 5. | (intensifier): perfervid |
| 6. | indicating that a chemical compound contains a high proportion of a specified element: peroxide; perchloride |
| 7. | indicating that a chemical element is in a higher than usual state of oxidation: permanganate; perchlorate |
| 8. | (not in technical usage) a variant of peroxy- : persulphuric acid |
| [from Latin per through] | |
Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
Cite This Source
Etymonline
Word Origin & History
per
1588 (earlier in various L. and Fr. phrases), from L. per "through, during, by means of, on account of, as in," from PIE base *per- "through, across, beyond" (cf. Skt. pari "around, about, through," O.Pers. pariy, Gk. peri "around, about, beyond," O.C.S. pre-, Rus. pere- "through," Lith. per "through,"
O.Ir. air- Goth. fair-, Ger. ver- O.E. fer-, intensive prefixes).
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary
per- pref.
Thoroughly; completely; intensely: perfuse.
Containing an element in its highest oxidation state: perchloric acid.
Containing a large or the largest possible proportion of an element: peroxide.
Containing the peroxy group: peracid.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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FOLDOC
Computing Dictionary
PER definition
1.
2.
(1998-05-27)
American Heritage
Abbreviations & Acronyms
| PER Perseus (constellation) |
per.
|
| Per. Persian |
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source
Example sentences
The system prints about thirty characters per second, which means it takes less than a minute per double-spaced page.
Travel is required for this position, approximately one day per week within the regional recruitment territory.
More than fifteen per cent of lung cancers-more than people realize-occur in non-smokers.
No entrant may send more than one submission per category.
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