thenceforth

adverb

thence·​forth ˈt͟hen(t)s-ˌfȯrth 

: from that time forward

Examples of thenceforth in a Sentence

He was determined thenceforth to dedicate himself to his studies.

Thenceforth, she decided, she would deal with the media herself.

Word History

First Known Use

14th century, in the meaning defined above

Kids Definition

thenceforth

adverb

thence·​forth ˈt͟hen(t)s-ˌfō(ə)rth 

-ˌfȯ(ə)rth,

 also  ˈthen(t)s-

: from that time forward : thereafter

the park was thenceforth open to residents only