English Dictionary

triangle

IPA（発音記号）

/ˈtɹaɪəŋɡəl/

名詞

カナダ英語 アメリカ英語 歴史的 通例複数形

(geometry) A polygon with three sides and three angles. / (US, Canada) A set square.

日本語の意味

幾何学における三角形。三辺・三角を持つ多角形。 / 米国やカナダでいう、定規やセットスクエアとして用いられる三角定規。

For the classroom demonstration, the teacher drew a triangle on the board and labeled its three angles.

授業の実演のために、先生は黒板に三角形を描き、各角にラベルを付けた。

意味（1）

(geometry) A polygon with three sides and three angles.

The wedge-shaped character was the triangle, the archaic Paleolithic sign of the vulva; the pubic triangle was at the end of the phallic stylus.

意味（2）

(US, Canada) A set square.

意味（3）

(music) A percussion instrument made by forming a metal rod into a triangular shape which is open at one angle. It is suspended from a string and hit with a metal bar to make a resonant sound.

意味（4）

(cue sports) A triangular piece of equipment used for gathering the balls into the formation required by the game being played.

意味（5）

A love triangle.

One of the writers' most pleasing inventions was to treat the triangle love story as comedy.

意味（6）

(systemics) The structure of systems composed with three interrelated objects.

意味（7）

A draughtsman's square in the form of a right-angled triangle.

意味（8）

(historical, usually in the plural) A frame formed of three poles stuck in the ground and united at the top, to which people were bound when undergoing corporal punishment.

But nothing is said as to what we are to do with the negro when we have cut him off from absolute dominion; we are not informed if we may spread him on the triangles as aforetime;

意味（9）

Any of various large papilionid butterflies of the genus Graphium.

意味（10）

(rail transport) A triangular formation of railway tracks, with a curve on at least one side.

After turning on the triangle at Jeumont, we set off light engine back to Aulnoye.

triangles （ plural ）