What does いるか mean?
いるか is a Japanese noun meaning “dolphin (or other small toothed whales, incl. porpoises, belugas, etc.)” in English. It is written as いるか in hiragana, and iruka in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
メアリーには彼氏が2人いる。
Mary has two boyfriends.