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blowhole    
n. 喷水孔,通风孔,通气孔

喷水孔,通风孔,通气孔

blowhole
n 1: the spiracle of a cetacean located far back on the skull
2: a hole for the escape of gas or air [synonym: {vent}, {venthole},
{vent-hole}, {blowhole}]

Blowhole \Blow"hole`\, n.
1. A cavern in a cliff, at the water level, opening to the
air at its farther extremity, so that the waters rush in
with each surge and rise in a lofty jet from the
extremity.
[1913 Webster]

2. A nostril or spiracle in the top of the head of a whale or
other cetacean.
[1913 Webster]

Note: There are two spiracles or blowholes in the common
whales, but only one in sperm whales, porpoises, etc.
[1913 Webster]

3. A hole in the ice to which whales, seals, etc., come to
breathe.
[1913 Webster]

4. (Founding) An air hole in a casting.
[1913 Webster]


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  • Blowhole (geology) - Wikipedia
    The development of a blowhole is linked to the formation of a littoral cave These two elements make up the blowhole system A blowhole system always contains three main features: a catchment entrance, a compression cavern and an expelling port
  • What Are Blowholes And How Dangerous Are They? » ScienceABC
    A blowhole is actually the end product of a long geological process that can take thousands of years, if not longer! At first, the hydraulic action of the waves of the ocean crashing against land causes small fractures in the surface
  • Hālona Blowhole: Scenic Lookout Beach Cove - Hawaii. com
    The Hālona Blowhole lookout is free to visit with no entry fee or reservation required Here’s everything you need to know before visiting, including how to get there, the best time to see the blowhole and important safety tips
  • Halona Blowhole (2026) - All You MUST Know Before You Go . . . - Tripadvisor
    As one of Oahu’s most exciting natural features, the Halona Blowhole Lookout provides dramatic ocean views where seawater erupts through a lava tube with the right tide Though it’s a brief stop, visitors appreciate the scenic payoff and accessibility
  • Why the Halona Blowhole is a Must-See on Oahus Loveliest Coast
    Also known as a “ marine geyser, ” a blowhole forms when sea caves grow upward and open to the earth’s surface The unique blowhole phenomenon – where ocean water is expelled through the port at the top of the hole – is the result of pressure build-up in the underwater sea cave or lava tube
  • Halona Blowhole: A Dangerous Spectacle on Oahu
    The extinct volcano that gave birth to the Halona Blowhole, the Koko Head Stairs serve as a less crowded hiking alternative to the popular Diamond Head with sweeping vistas of southeastern Oahu
  • Nakalele Blowhole — Maui Hikes
    The blowhole is a three foot diameter hole in a lava shelf above a subterranean ocean cave As the waves go in and out, water pressure forces ocean spray up to fifty feet out of the blowhole
  • HALONA BLOWHOLE LOOKOUT - Updated March 2026 - Yelp
    318 reviews and 1362 photos of HALONA BLOWHOLE LOOKOUT "I stumbled upon this breathtaking natural wonder quite by accident On my first day in Honolulu I hopped in my borrowed car and started driving on Kalanianole Highway
  • Halona Blowhole - Hawaii Travel Guide
    The Halona Blowhole is a natural oceanic geyser on the southeast coast of Oahu, Hawaii It’s a result of millions of years of volcanic activities, with the blowhole itself being a tube-like lava formation
  • Coastal Landforms: What Is A Blowhole? - WorldAtlas
    When sea caves grow landwards and upwards to be exposed at the surface, it results in a blowhole Water often gushes out of the blowhole with great force





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