descendant

子孫

孫など、前の世代の人から血筋を受け継いだ人。

やさしい英語で： Someone related to a person who lived in an earlier generation, such as their grandchild.

• She is a descendant of a famous writer.
• His descendants still live in this village.
• Do you know any descendants of the king?

使い方： descendant of someone (He is a descendant of the original settlers.)

類義語： afterbear

反対語： ancestor

よく使う表現： direct descendant, living descendant

子孫種

何世代もかけて、以前の動物や植物の種から進化した種。

やさしい英語で： An animal or plant that developed from an earlier kind over many generations.

• This bird is a descendant of ancient reptiles.
• Scientists compared these descendants with their early ancestors.
• Are modern roses descendants of wild varieties?

使い方： descendant of something (This species is a descendant of an ancient fish.)

よく使う表現： modern descendant, evolutionary descendant

派生物

以前にあったものをもとに作られたり発展したりしたもの。

やさしい英語で： Something made or developed from an earlier thing.

• This script is a descendant of an older alphabet.
• These programs are descendants of the original software.
• The language has several modern descendants.

使い方： descendant of something (The new design is a descendant of last year’s model.)

類義語： derivative

反対語： precursor

よく使う表現： direct descendant, modern descendant

子孫の

人や動植物が、特定の祖先の血筋や系統を受け継いでいる。

やさしい英語で： Related to people, animals, or plants that come from a particular earlier family member.

• The records list the ancestor’s descendant families.
• These descendant species share features with their ancient ancestor.
• The trait appeared in several descendant generations.

よく使う表現： descendant generations, descendant family, descendant species

下降する

下へ動く、または下向きに進む。

やさしい英語で： Moving downward or following a downward direction.

• The diagram shows a descendant line.
• The ball followed a descendant trajectory toward the floor.
• The observer recorded the balloon’s descendant movement.

類義語： descending, downward

反対語： ascending

よく使う表現： descendant motion, descendant trajectory, descendant line