Isaac

From Hebrew יצחק‎ (Yiṣḥāq, “[She] will laugh”) (since his mother Sarah laughed when told she was pregnant at her old age).

• IPA^(key): /ˈaɪzək/

Isaac (plural Isaacs)

1. The son of Abraham and Sarah, father of Esau and Jacob, from whom the Hebrew people trace their descent.
   • 1611 — King James Version of the Bible, Genesis 21:4

     And Abraham circumcised his son Isaac being eight days old, as God had commanded him.

2. A male given name.
3. A patronymic surname​.

• Isaacite

• ASAIC, acais, asaic, açais, açaís

• IPA^(key): /i.za.ak/

Isaac

1. Isaac (Biblical figure)
2. A male given name, equivalent to English Isaac

• casai

From Hebrew יצחק‎ (Yiṣḥāq).

• (Classical) IPA^(key): /ˈi.sa.aːk/, [ˈɪ.sa.aːk]
• (Ecclesiastical) IPA^(key): /ˈi.sa.ak/, [ˈiː.sa.ak]

Isaāc (indeclinable)

1. Isaac (biblical figure)

• Isaac in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press

Isaac

1. Isaac

• IPA^(key): /isaˈaɡ/, [isaˈaɣ]

Isaac (m)

1. Isaac (Biblical figure)
2. A male given name, equivalent to English Isaac

• 1602 — La Santa Biblia (antigua versión de Casiodoro de Reina), rev., Génesis 21:4

  Y cicuncidó Abraham á su hijo Isaac de ocho días, como Dios le había mandado.