subtend


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subtend

[səb′tend]
(botany)
To lie adjacent to and below another structure, often enclosing it.
(mathematics)
A line segment or an arc of a circle subtends an angle with vertex at a specified point if the end points of the line segment or arc lie on the sides of the angle.
References in periodicals archive ?
Any reticle subtends a certain angle at certain ranges.
The outer circle subtends 18 inches at 50 yards and the inner circle subtends 18 inches at 100 yards.
The archetypal inflorescence in Hydrocharitaceae seems to be a long internode surmounted by a terminal flower above two bracts, which probably subtend lateral structures (Kaul, 1970), while the stolon of Hydrocharis (Posluszny & Charlton, 1999), Limnobium (Wilder, I 974b), and Stratiotes.
I have used Nightforces' NP-R2 Reticle for simplicity because their bars subtend the same amount from bar to bar.
Using a bit of math allows us to calculate how much an MOA subtends at 100 yards.
The contortions of the "Lynch Fragments" give allusive form to the grisly histories that subtend their eponymous leitmotif: the "strange fruit" of jagged edges and fused joints, of things bound and lashed.
The space between the two bottom aiming points is set to subtend a target of seven inches at 300 yards, about the size of a standing adult prairie dog.
But hers is a play of narrative as much as of process, and the theories that ostensibly subtend each image--and often provide its fancifully depicted subjects--are romantically elaborated or wholly improvised, and, at their best, epiphanic.
Going a little further, you could postulate that these traces are left there to offer up a record of the hesitancy and contingency that subtend the clarity and precision of the drawings themselves.
If we have a reticle that subtends on the vertical stadia in either minutes or mils, we can hold over and still be effective out to several hundred yards with practice.
5) (The 105 micrometer value results from the approximation that an object 30cm in length subtends an angle of 1 radian at a distance of 30cm.