Definition: A type of marine creature that is made up of a colony of small, connected animals, often transparent and colorful, and can float or swim in the ocean.

Example: The siphonophore is known for its beautiful, delicate appearance in the water.

Definition: Having qualities or characteristics that are alluring or enchanting, similar to the mythical sirens known for their captivating voices.

Example: The siren song of the ocean lured many sailors to their doom.

Definition: A loud device that makes a warning sound, often used by emergency vehicles, or a mythical creature that sings beautifully to attract sailors.

Example: The police car's siren could be heard from blocks away as it raced to the scene.

Definition: Relating to a group of large marine mammals that includes manatees and dugongs, known for their aquatic lifestyle and herbivorous diet.

Example: The sirenian species are often found in warm coastal waters.

Definition: A type of large, aquatic mammal that includes species like manatees and dugongs, known for their paddle-like forelimbs and flat tails.

Example: The sirenian is often found in warm coastal waters, grazing on underwater plants.

Definition: A warm and often humid wind that comes from the south or southeast, especially in southern Italy and the Mediterranean, originating from the Sahara Desert and becoming moist as it travels over the sea.

Example: The sirocco brought warm air and humidity to the coastal towns, making the weather feel even hotter.

Definition: A type of plant from Mexico and Central America that has long, pointed leaves and produces strong fibers used for making ropes and twine.

Example: The gardener used sisal rope to tie up the plants in the garden.

Definition: A small bird that is part of the finch family, often greenish and yellow in color, found in Europe, Asia, and North America.

Example: The siskin perched on the branch, singing a cheerful song.

Definition: A substance found in human waste that is created when proteins break down in the intestines. It is also present in some dyes and is known chemically as methyl indol.

Example: Skatol is often associated with the smell of feces due to its presence in human waste.

Definition: A white crystalline substance that has a strong smell similar to feces, found in animal waste and some plants, and is used in making perfumes.

Example: The perfumer used skatole as a fixative to enhance the fragrance of the new scent.

Definition: A loose coil of thread or yarn, often wound on a reel, that can be used for knitting or sewing.

Example: She bought a beautiful skein of yarn to make a scarf.

Definition: To wind something into a coil or a series of loops, often referring to yarn or thread.

Example: She decided to skein the yarn before starting her knitting project.

Definition: Relating to or resembling the framework of bones in a body, often used to describe something that is minimal or basic in structure.

Example: The project was completed with a skeleton team, consisting of only a few essential members.

Definition: The framework of bones that supports the body of a person or animal.

Example: The archaeologists discovered a skeleton buried in the ancient ruins.