Definition

1. Adjective:

   • First in order of birth; oldest among siblings or a specified group: Used to describe the child who was born before all other children in a family.
   • Greatest in age or seniority: Can describe the oldest member within any defined group.

2. Noun:

   • The offspring who came first in the order of birth: Refers specifically to the firstborn child in a family.

Usage Examples

• Adjective:

  • She is my eldest sister. (She was born before my other sisters.)
  • The eldest son will inherit the estate. (The son who is first in the order of birth will receive the property.)
  • He is the eldest member of the council. (He is the oldest person in age within the council.)

• Noun:

  • The eldest often has more responsibilities. (The firstborn child frequently has greater duties.)
  • They named their eldest after her grandmother. (They gave their firstborn child the same name as the child's grandmother.)

Advanced Usage

• "The eldest" as a nominal adjective: When used with "the," it functions like a noun to refer to the eldest person.

  • The eldest of the three children spoke first. (The child who was born first among the three spoke first.)

• In formal or legal contexts, such as inheritance, "eldest" is a precise term for birth order, distinct from the more general "oldest."

Variants and Related Words

• Elder (adjective & noun): Used for comparing the ages of two people, meaning older. (e.g., )
• Firstborn (noun & adjective): A direct synonym for "eldest" as a noun or adjective, emphasizing being born first.
• Oldest (adjective): The superlative form of "old," used for general age comparison within a group. It is often interchangeable with "eldest" but is broader in scope.

Synonyms

• Firstborn: The child born first.
• Oldest: Of the greatest age (can refer to objects or people).
• Senior: Of higher age or rank.

Antonyms

• Youngest: Last in order of birth; of the least age.
• Junior: Younger in age or lower in rank.

Notes on Usage

• "Eldest" is typically used when referring to people, especially within a family context. It is less commonly used for objects.
• While "eldest" and "oldest" are often used interchangeably for people, "eldest" specifically emphasizes birth order within a family, whereas "oldest" can refer to age in any context.
• The comparative form is "elder," not "elderst." (e.g., )

Adjective

1. first in order of birth
   • the firstborn child

Noun

1. the offspring who came first in the order of birth