Resembling a dolphin or some aspect of one.(adjective)
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Use "dolphinlike" in a sentence
"Presto: groupers, lobsters and scallops proliferated, and gray whales -- which have a dolphinlike affinity for human contact-continued their comeback from extinction's edge."
"The Universal Translator promptly squawked and spat out a string of fast-paced whistles and clicks, almost dolphinlike in its vocal range."
"Surely we harbor pleasant cellular memories of dolphinlike romps in warm prehistoric seas, of gentle froggy transformations in the security of a water-filled womb."