בְּכֹור (bᵉkôwrbek-ore'noun|masculinefirst-born)
[Heb] בְּכֹור, בְּכֹר ETCBC: בְּכֹר‎ (subs|first-born) OSHL: b.br.ab TWOT: 244a GK: H1147 Greek: παιδίον, πρωτότοκος
Derivation: from בָּכַר;
Strong's: firstborn; hence, chief
KJV: eldest (son), firstborn(-ling).