ELDEST

firstborn, eldest

(adjective) first in order of birth; “the firstborn child”

firstborn, eldest

(noun) the offspring who came first in the order of birth

Source: WordNet® 3.1

Adjective

eldest

superlative form of old: most old; greatest in age or seniority.

Usage notes

The normal superlative of old is oldest. The irregular form eldest is sometimes used with family members, but it is otherwise rare.

Synonyms

• oldest

Adjective

eldest (not comparable)

(card games) (of a player) Receiving cards from the dealer first, before any other players.

(card games) (of a hand) Having higher, or superior cards.

Noun

eldest (plural eldests)

The eldest child in a family, or individual in a group.

Anagrams

• Ledets, steeld

Source: Wiktionary

Eld"est, a. Etym: [AS. yldest, superl. of eald old. See Elder, a.]

1. Oldest; longest in duration. Shak.

2. Born or living first, or before the others, as a son, daughter, brother, etc.; first in origin. See Elder. "My lady's eldest son." Shak. Their eldest historians are of suspected credit. Bp. Stillingfleet. Eldest hand (Card Playing), the player on the dealer's left hand. R. A. Proctor.

Source: Webster’s Unabridged Dictionary 1913 Edition