Definition of seahorse in English:



  • 1A small marine fish with segmented bony armour, an upright posture, a curled prehensile tail, a tubular snout, and a head and neck suggestive of a horse. The male has a brood pouch in which the eggs develop.

    • ‘Two of the spoons illustrated have applied seashells, and the third an applied sea horse.’
    • ‘A report by the World Wildlife Fund indicates that populations of the sea horse in the Indo-Pacific are being heavily exploited for the Asian traditional medicine market.’
    • ‘At about five-eighths of an inch long, it's smaller than a dime - the tiniest sea horse species in the world.’
    • ‘Like the sea horse, these sculptures have an almost timorous charm; one took care not to breathe too hard near them for fear of snapping their lengthy stems.’
    • ‘Live costumed characters from the Aquarium will stroll around the fairgrounds, including a whale, a shark, and a sea horse.’
    • ‘The good news is that the partnership collaborations for sea horse and marine conservation have grown enormously.’
    • ‘And last summer the first sea horse was recorded in the Thames estuary in 30 years.’
    • ‘Andersson says similar evolutionary pressures help to explain the sexual antics of the pipefish, a close relative of the sea horse.’
    • ‘These outlines coincided with the part of the brain known as the hippocampus, from the Greek word for sea horse.’
  • 2A mythical creature with a horse's head and fish's tail.

    • ‘The gods were frequently portrayed as riding the mythical Hippocampus, a magical sea horse first recognized by anthropologists in early Etruscan wall-paintings.’
    • ‘Neptune is also able to heal the injuries of living beings and transform beings into other shapes and forms (such as when he transformed a white stallion into a sea horse).’