noun
portative organ; portable organ
A small medieval organ that could be carried and played with one hand while the other worked the bellows. Used in early music contexts.
中世音楽の演奏では、ポルタティブがよく使われる。
In performances of medieval music, the portative organ is often used.
博物館に展示されているポルタティブは、とても小さくて持ち運びができる。
The portative organ on display at the museum is very small and portable.