English Dictionary

triangulation

IPA（発音記号）

/tɹʌɪaŋɡjʊˈleɪʃn̩/

名詞

不可算名詞 可算名詞

(uncountable, surveying) A technique in which distances and directions are estimated from an accurately measured baseline and the principles of trigonometry; (countable) an instance of the use of this technique.

日本語の意味

（測量）正確に測定された基線と三角法の原理を用いて、距離や方向を推定する技法 / この技法の具体的な使用例、一例

The survey team used triangulation to map the coastline accurately.

測量チームは基線を正確に測定し、三角法に基づく三角測量を用いて海岸線を正確に測図した。

意味（1）

(uncountable, surveying) A technique in which distances and directions are estimated from an accurately measured baseline and the principles of trigonometry; (countable) an instance of the use of this technique.

The season of 1835–36 was employed in carrying on the triangulation; in which Colonel [George] Everest was much impeded by a long continuance of hazy and cloudy weather. It appears, however, that the principal triangulation was brought down to the line from Juktipura to Pagara; […]

意味（2）

(countable, surveying) The network of triangles so obtained, that are the basis of a chart or map.

[…] I have placed myself in communication with the Astronomer Royal, for the purpose of considering the steps necessary to be taken to effect the connexion required, between the triangulation of Great Britain and that of Belgium. […] I have also placed myself in communication with General Nerenburger, Director of the Dêpot de la Guerre at Brussels, and have received from him the diagram of the Belgian triangulation, with descriptions of the stations with which it is necessary to connect our triangulation, and we possess a copy of the triangulation of France.

意味（3）

(countable, chess) A delaying move in which the king moves in a triangular path to force the advance of a pawn.

https://books.google.com/books?id=0xACg6Z6T6wC&pg=RA1-PA76 page 76 At this point, it may be useful to refer to a word that has been used in connection with earlier examples. The King has been said to indulge in a process called Triangulation. The word is harder than the idea. The basic fact is that the King can move to an adjacent square in one move, two moves or three moves, without returning to its point of origin. […] https://books.google.com/books?id=0xACg6Z6T6wC&pg=RA1-PA77 page 77 This diagram […] shows a position where the triangulation is vital.

意味（4）

(countable, geometry) A subdivision of a planar object into triangles, and by extension the subdivision of a higher-dimension geometric object into simplices.

Regular triangulations are a class in-between lifting and lexicographic triangulations. Their main draw-back in the context of this paper is that regularity depends on the specific realization and not only on the oriented matroid.

意味（5）

(uncountable, navigation, seismology) A process by which an unknown location is found using three known distances from known locations.

A special advantage of radar is that it works during darkness and other periods of low visibility, which prevent visual triangulation and aircraft techniques for measuring nuclear clouds.

意味（6）

(uncountable, politics) The practice of repositioning one's group or oneself on the political spectrum in an attempt to capture the centre.

Triangulation was a presidential leadership strategy that presented the president as having borrowed elements of both the right and the left to develop some form of center policy amalgam.

意味（7）

(uncountable, qualitative research) The use of three (or more) researchers to interview the same people or to evaluate the same evidence to reduce the impact of individual bias.

One recent attempt to combine both forms of data collection […] was based on a parallel methods approach, in which the results of two similar but separately located studies were triangulated. Triangulation entails overlapping the results at several points to enhance reliability. […] Other documented research has attempted to gain a broader view through the triangulation of two sets of data (quantitative and qualitative) on the same question, taken from the same respondents in a single study.

triangulations （ plural ）