Word
温室
Meaning in Englishgreenhouse
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Word context
What it means
温室 means a greenhouse: a glass-covered structure used for cultivating plants in a controlled climate, where temperature, humidity, and light are managed to optimize growth.
Main meanings
- Primary sense as a glass-covered structure for plant cultivation in controlled environments
- Found in compounds such as 温室栽培 (onshitsu saibai) and 温室効果 (onshitsu kōka) to denote cultivation methods and the greenhouse effect respectively
How to use it
Used in formal contexts such as agriculture, horticulture, architecture, and scientific writing; in everyday language it refers to a real greenhouse at a farm or garden; common phrases include 温室栽培 and 温室の設備.
Variants and close terms
- ハウス (hausu) — loanword commonly used as a synonym for greenhouse
- ガラス温室 (garasu onshitsu) — glass greenhouse variant
- 露地栽培 (roji saibai) — open-field cultivation, often contrasted with greenhouse methods
Composition
- 温: warmth, heat
- 室: room
- Overall: a room kept warm, typically with glass panels to trap heat for plant growth
Etymology
温 (オン) + 室 (シツ) form a Sino-Japanese compound; the reading onshitsu reflects the on'yomi combination rather than a native wording.
Word class
Noun (名詞)
Word
Related words by kanji and components
N2
待合室
machiaishitsu
waiting room
N3
温まる
atatamaru
warm oneself, become warmed
N3
温める
atatameru
warm food or body, heat gently
N3
温暖
ondan
mild climate, warmth
N3
温度
ondo
temperature, degree of heat
N3
気温
kion
air temperature, weather temperature
N3
体温
taion
body temperature
N4
研究室
kenkyuushitsu
laboratory, research room, professor’s office
N4
会議室
kaigishitsu
conference room, meeting room
Kanji