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フタレイン (futarein) Japanese meaning: phthalein | Kotomora

フタレイン

ふ

た

れ

い

ん

Meanings

1

phthalein

A class of organic compounds used as dyes and pH indicators; a technical term in chemistry.

フェノールフタレインは酸さん塩えん基き指し示じ薬やくとして使つかわれる。
Phenolphthalein is used as an acid-base indicator.

Related words

フェノールフタレイン
A specific phthalein compound commonly used as a pH indicator; フタレイン is the broader class name.

Word family

フェノールフタレイン
phenolphthalein

Etymology

Borrowed from English 'phthalein', itself derived from 'naphthalene'. The exact historical path into Japanese is uncertain, but it is a modern scientific loanword.