Dictionary.com
Thesaurus.com

Isaiah

American  
[ahy-zey-uh, ahy-zahy-uh] / aɪˈzeɪ ə, aɪˈzaɪ ə /

noun

  1. Also called Isaiah of Jerusalem.  a Major Prophet of the 8th century b.c.

  2. a book of the Bible bearing his name. Isa.

  3. a male given name.


Isaiah British  
/ aɪˈzaɪə /

noun

  1. the first of the major Hebrew prophets, who lived in the 8th century bc

  2. the book of his and others' prophecies

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Isaiah Cultural  
  1. A major Israelite prophet who foretold the coming of the Messiah; the Book of Isaiah in the Old Testament is attributed to him. In the New Testament, his prophecies are treated as predictions of many of the details of the life and death of Jesus. (See Good Shepherd.)


Etymology

Origin of Isaiah

From Late Latin Isaias, from Greek Ēsaḯās, from Hebrew Yəshaʿyāhū “Yahweh's salvation”

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In Maryland, USA - where he now lives - he goes by Eric Isaiah Kusi Boateng.

From BBC • Apr. 11, 2026

Gilgeous-Alexander, the reigning Most Valuable Player, finished with 28 points, seven rebounds and seven assists, while Isaiah Joe added 20 points for the Thunder.

From BBC • Apr. 3, 2026

“I’ve been winning since I’ve been here,” said sophomore guard Isaiah Evans.

From The Wall Street Journal • Mar. 15, 2026

Jasiah Williams scored 13 points and Isaiah Barnes and Rodney Mukendi each had 10 points.

From Los Angeles Times • Mar. 6, 2026

My fingers brush Daddy’s notebook, and that makes me imagine myself as Isaiah Dunn, Superhero.

From "Isaiah Dunn Is My Hero" by Kelly J. Baptist