subtend


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sub·tend

 (səb-tĕnd′)
tr.v. sub·tend·ed, sub·tend·ing, sub·tends
1. Mathematics To be opposite to and delimit: The side of a triangle subtends the opposite angle.
2. To underlie so as to enclose or surround: flowers subtended by leafy bracts.

[Latin subtendere, to extend underneath : sub-, sub- + tendere, to extend; see ten- in Indo-European roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

subtend

(səbˈtɛnd)
vb (tr)
1. (Mathematics) geometry to be opposite to and delimit (an angle or side)
2. (Botany) (of a bract, stem, etc) to have (a bud or similar part) growing in its axil
3. to mark off
4. to underlie; be inherent in
[C16: from Latin subtendere to extend beneath, from sub- + tendere to stretch out]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

sub•tend

(səbˈtɛnd, sʌb-)

v.t.
1. Geom. to extend under or be opposite to: a chord subtending an arc.
2. (of a leaf, bract, etc.) to occur beneath or close to.
3. to form or mark the outline or boundary of.
[1560–70; < Latin subtendere to stretch beneath =sub- sub- + tendere to stretch]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

subtend


Past participle: subtended
Gerund: subtending

Imperative
subtend
subtend
Present
I subtend
you subtend
he/she/it subtends
we subtend
you subtend
they subtend
Preterite
I subtended
you subtended
he/she/it subtended
we subtended
you subtended
they subtended
Present Continuous
I am subtending
you are subtending
he/she/it is subtending
we are subtending
you are subtending
they are subtending
Present Perfect
I have subtended
you have subtended
he/she/it has subtended
we have subtended
you have subtended
they have subtended
Past Continuous
I was subtending
you were subtending
he/she/it was subtending
we were subtending
you were subtending
they were subtending
Past Perfect
I had subtended
you had subtended
he/she/it had subtended
we had subtended
you had subtended
they had subtended
Future
I will subtend
you will subtend
he/she/it will subtend
we will subtend
you will subtend
they will subtend
Future Perfect
I will have subtended
you will have subtended
he/she/it will have subtended
we will have subtended
you will have subtended
they will have subtended
Future Continuous
I will be subtending
you will be subtending
he/she/it will be subtending
we will be subtending
you will be subtending
they will be subtending
Present Perfect Continuous
I have been subtending
you have been subtending
he/she/it has been subtending
we have been subtending
you have been subtending
they have been subtending
Future Perfect Continuous
I will have been subtending
you will have been subtending
he/she/it will have been subtending
we will have been subtending
you will have been subtending
they will have been subtending
Past Perfect Continuous
I had been subtending
you had been subtending
he/she/it had been subtending
we had been subtending
you had been subtending
they had been subtending
Conditional
I would subtend
you would subtend
he/she/it would subtend
we would subtend
you would subtend
they would subtend
Past Conditional
I would have subtended
you would have subtended
he/she/it would have subtended
we would have subtended
you would have subtended
they would have subtended
Collins English Verb Tables © HarperCollins Publishers 2011
ThesaurusAntonymsRelated WordsSynonymsLegend:
Verb1.subtend - be opposite to; of angles and sides, in geometry
be - have the quality of being; (copula, used with an adjective or a predicate noun); "John is rich"; "This is not a good answer"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

subtend

vtgegenüberliegen (+dat)
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

subtend

[səbˈtɛnd] vt (Geom) → sottendere
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995
References in classic literature ?
Then, plunging into the Gulf of Mexico, it subtends the arc formed by the coast of Alabama, Mississippi, and Louisiana; then skirting Texas, off which it cuts an angle, it continues its course over Mexico, crosses the Sonora, Old California, and loses itself in the Pacific Ocean.
The precision elements common to conventional competition are there as the targets usually subtend only a few minutes of angle and must be hit based on current environmental conditions.
Here I find I must take some critical distance from Winslow, who advances the view that the metaphysics of biology is basically structured by the prejudices in the philosophy of subjectivity that he and I agree "subtend" biological analysis and its discursive formulation.
After plugging the numbers into Excel (see the table on the opposite page), I found that when positioned at the very beginning of the approach, the runway shape will subtend a visual angle of 2.5 degrees on the back of the eye.
Both are delineated in Inches of Angle (lOA=exactly 1 inch at 100 yards) and subtend 20 inches.
The two 1.60mm diameter apertures subtend just under one minute of arc at six metres.
Or is there something within the mind-body nexus that requires us to look for physical changes that subtend a claimed cure?
Its diameter will subtend more than 6 arc-seconds from early November through mid-July 2012, the minimum necessary to begin to resolve surface features visually.
So the magazine market does not subtend the market for novels, as is usually assumed.
This is a distance of 10 parsecs, which is 10 times the distance at which an object would subtend an angle of parallax of 1 second of arc as the Earth rotates around our Sun.
The verbal narrative has disappeared, and the images are humorous, but violence and eroticism still subtend the "story." The cute lesbian, clad in a little flowered dress (one shoulder strap dangling provocatively as in John Singer Sargent's painting, Madame X) engages our eye a little too directly.