Explore Words Kanji Grammar Guides

Copyright © 2026 Kotomora. All Rights Reserved.

Get the Kotomora apps for iOS and Android.

Explore Words Kanji Grammar Guides About Support Privacy

Copyright © 2026 Kotomora. All Rights Reserved.

砕屑丘 (さいせつきゅう) Japanese meaning | Kotomora

砕さい屑せつ丘きゅう

さ

い

せ

つ

きゅ

う

Meanings

1

pyroclastic cone

Technical term in volcanology for a cone-shaped landform built from fragmented volcanic material ejected during eruptions.

富ふ士じ山さんの周しゅう辺へんには多おおくの砕さい屑せつ

丘きゅう

が

見み

られる

。

Many pyroclastic cones can be seen around Mt. Fuji.

Kanji

砕smash, break, crush
屑rubbish, junk, trash
丘hill, knoll

Related words

火か山ざん砕さい屑せつ丘きゅう
More explicit compound meaning 'volcanic pyroclastic cone'; 砕屑丘 is a shorter form used in technical contexts.
火か砕さい丘きゅう
Synonym also meaning 'pyroclastic cone'; 砕屑丘 uses different kanji for 'fragment' (砕屑 vs. 火砕).

Word family

火か山ざん砕さい屑せつ丘きゅう
pyroclastic cone

Etymology

Compound of 砕屑 (さいせつ, 'clastic' or 'fragmental') and 丘 (きゅう, 'hill' or 'cone'), referring to a hill formed from fragmented volcanic material.