双そう生せい児じ

そ

う

せ

い

じ

Common wordFreq.FrequencyTop 50,000

Meanings

1

noun

twins

Refers to twins, often used in medical, biological, or formal contexts. In everyday conversation, 双子 (ふたご) is more common.

双そう生せい児じの研けん究きゅうは遺い伝でん学がくに重じゅう要

よう

な

データ

を

提てい

供きょう

する

。

Twin studies provide important data for genetics.

彼かの女じょは双そう生せい児じを出しゅっ産さんした。

She gave birth to twins.

Usage patterns

〈人ひと〉が双そう生せい児じを出しゅっ産さんするfor someone to give birth to twins
彼かの女じょは先せん月げつ、双そう生せい児じを出しゅっ産さんした。
She gave birth to twins last month.
双そう生せい児じとして生うまれるto be born as twins
その二人ふたりは双そう生せい児じとして生うまれた。
The two of them were born as twins.

Kanji

双pair, set, comparison
生life, genuine, birth
児newborn babe, child, young of animals

Related words

双ふた子ごN3
双生児 is the formal, medical/biological term for twins, while 双子 is the common everyday word used in ordinary conversation.

Counted with

人にん
The everyday counter for people: 一人 (ひとり), 二人 (ふたり), 三人 (さんにん).
組くみN3
Twins (双生児) are naturally counted as a pair with 組 (くみ), e.g. 双生児が一組.

Word family

一いち卵らん性せい双そう生せい児じ
identical twins
結けつ合ごう双そう生せい児じ
conjoined twins
シャム双そう生せい児じ
Siamese twins; conjoined twins

Built from

双そう生せい+児じ

Etymology

Compound of 双 (そう, 'pair') + 生 (せい, 'birth') + 児 (じ, 'child'). The exact historical derivation is uncertain, but the kanji combination directly conveys the meaning of 'twin children'.

二に卵らん性せい双そう生せい児じ

fraternal twins