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フタレイン (ふたれいん) Japanese meaning | Kotomora

フタレイン

ふ

た

れ

い

ん

Meanings

1

noun

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.

Similar 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.

Etymology

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