JLPT · Level 43
60 words
Japanese word
正方形
Pronunciation
Romajiseihōkei
Meaning
- nounsquare
Example
正方形の紙を切ります。sei hō kei no kami o ki ri ma su
I cut a square piece of paper.
More examples
ノートに正方形を一つ描きます。nō to ni sei hō kei o hito tsu ega ki ma su
I draw one square in my notebook.
この折り紙を正方形に折ります。ko no o ri gami o sei hō kei ni o ri ma su
I fold this origami paper into a square.
Core concept
The shape is a regular four-sided figure whose equal edges meet at right angles.
Common phrases
正方形の紙sei hō kei no kami
square paper
正方形の面積sei hō kei no men seki
area of a square
正方形の一辺sei hō kei no ichi hen
one side of a square
Similar words
真四角shinshikaku: A common term for a shape whose four sides are equal and whose angles are right angles.
Definition in Japanese
辺の長さがすべて等しく、角がすべて直角の四角形。hen no naga sa ga su be te hito shi ku kado ga su be te chok kaku no shi kaku gata
Word origin
The Japanese noun 正方形 (seihōkei) uses 正 (sei, "regular"), 方 (hō, "square"), and 形 (kei, "shape"), so its structure points to a regular square shape.
Usage tips
- A square remains a square when it is turned or tilted, since its defining side lengths and angles do not change.