Definition

Noun: * A very large, toothed whale (Physeter macrocephalus or Physeter catodon) characterized by a massive, block-shaped head that contains a large organ filled with a waxy substance called spermaceti, and which is a source of ambergris. It is the largest of the toothed whales and is known for its deep diving ability.

Examples of Usage

• Noun:
  • The sperm whale can dive to depths of over 2,000 meters in search of giant squid.
  • Herman Melville's novel Moby-Dick features a famous white sperm whale.
  • Scientists study the clicks and codas of the sperm whale to understand its complex communication.

Advanced Usage

• "A pod of sperm whales": A social group of these whales.
  • The researchers were thrilled to encounter a large pod of sperm whales off the coast.
• In historical and industrial contexts, "sperm whale" is directly associated with the products derived from it.
  • Sperm whale oil was once a primary fuel for lamps before the advent of petroleum.

Variants and Related Words

• Cachalot: Another common name for the sperm whale.
  • The old whaling logs often referred to the creature as a cachalot.
• Spermaceti: The waxy substance found in the sperm whale's head, historically used in candles, ointments, and lubricants.
• Ambergris: A solid, waxy, flammable substance produced in the digestive system of the sperm whale, historically used as a fixative in perfumery.

Synonyms

• Cachalot: The direct synonym.
• Toothed whale: A broader category that includes the sperm whale, as well as dolphins, porpoises, and beaked whales.

Related Phrases

• Sperm whale oil: The oil obtained from the blubber and the spermaceti organ of the whale.
• Sperm whale tooth: The large, conical teeth of the whale, which were often carved by sailors in the practice of scrimshaw.

Noun

1. large whale with a large cavity in the head containing spermaceti and oil; also a source of ambergris