noun
howdah
HOW-duh/ˈhaʊdə/
A seat or platform carried on an elephant's back.
The elephant carries an empty canopied howdah on its back.

Etymology
Arabic haudaj named a litter carried by a camel or elephant. The English word preserves that central idea: a passenger compartment borne on an animal’s back.
More examples
- The howdah has a canopy that shades the riders.
- Workers secure the howdah before the passengers climb aboard.
- The museum displays two ornate howdahs.
Forms
howdah · howdahs