Copyright © 2026 Kotomora. All Rights Reserved.

Words Kanji Guides About

老廃物 (ろうはいぶつ) Japanese meaning | Kotomora

老ろう廃はい物ぶつ

ろ

う

は

い

ぶ

つ

Meanings

1

noun

waste products; waste matter

Refers to metabolic waste or useless byproducts, often in biological or physiological contexts.

老ろう廃はい物ぶつは腎じん臓ぞうでろ過かされ、尿にょうとして排はい出しゅつされる。
Waste products are filtered by the kidneys and excreted as urine.
運うん動どうすると汗あせと一

いっ

緒しょ

に

老ろう

廃はい

物ぶつ

が

出で

る

。

When you exercise, waste matter is released with sweat.

Kanji

老old man, old age, grow old
廃abolish, obsolete, cessation
物thing, object, matter

Similar words

排はい泄せつ物ぶつ
排泄物 refers specifically to excrement or bodily excretions, while 老廃物 is broader, covering metabolic waste and useless byproducts.
廃はい棄き物ぶつ
廃棄物 means discarded materials or industrial waste, not metabolic waste.

Etymology

Compound of 老 (rou, 'old, aging') + 廃 (hai, 'discard, waste') + 物 (butsu, 'thing, matter'). The term is a modern coinage for physiological waste products.