5 letter words starting with COS

Heres the requested information: coset

Part of speech: noun, verb

Definition: A coset is a set of elements in a group that can be obtained by multiplying a fixed element of the group by each element of a subset of the group. As a verb, coset means to form a coset of a group.

Pronunciation (US): /ˈkoʊset/

Pronunciation (UK): /ˈkɒset/

Origin and Usage: The word coset comes from the combination of the words "cos" (abbreviation of "coset") and "set". It was first used in the mathematical sense in the 1930s. The term is commonly used in abstract algebra and group theory.

Synonyms: None

Related Words: cotes, escot, coses, cosec, cosey

Example Sentences:

• As a noun: "The coset of G with respect to H is denoted by gH."
• As a verb: "To coset a group, one needs to choose a fixed element of the group and a subset of the group."

Costa

Part of Speech: Noun

Definition: The ridge of a mountain range that forms its edge.

Pronunciation: US: /ˈkɔstə/, UK: /ˈkɒstə/

Origin and Usage: The word "costa" originated from the Latin word "costa" which means "rib" or "side". In English, it is used to describe the ridge of a mountain range that forms its edge. It is also used in anatomy to refer to the rib or a rib-like structure. The word "costa" is commonly used in geography and anatomy.

Synonyms: Edge, crest, ridge, mountaintop.

Related Words: Crest, ridge, slope, summit, range.

Example Sentences:

• The Costa Rican mountains are a sight to behold.
• The Costa Brava is a rugged coastal region in northeastern Spain.
• The costa of the mountain range was covered in snow.
• The hiker reached the costa of the mountain and looked out at the stunning view.

Costs

Parts of Speech: Noun (plural)

Definitions:

1. The amount of money or resources required to produce or obtain something.
2. An amount that has to be paid or spent to buy or obtain something.

Pronunciations:

• US: /kɑsts/
• UK: /kɒsts/

Origin and Usage:

The word "costs" originated in the 14th century from the Old French word "coste", meaning "rib, side, flank". It was first used in English to refer to the expense or price of something in the 15th century. Today, "costs" is commonly used to refer to the amount of money or resources required to produce or obtain something, or the amount that has to be paid or spent to buy or obtain something.

Synonyms:

• Expenses
• Outlay
• Price
• Charge
• Fee

Related Words:

• Casts
• Cotes
• Crest
• Cross
• Crows

Example Sentences:

1. The company is trying to reduce its costs by using more efficient manufacturing processes.
2. The costs of healthcare have increased significantly in recent years.
3. The cost of a new car can be quite high.
4. The costs associated with starting a new business can be substantial.