This shows grade level based on the word's complexity.
o'clock
[ uh-klok ]
/ ÉËklÉk /
Save This Word!
This shows grade level based on the word's complexity.
adverb
of, by, or according to the clock (used in specifying the hour of the day): It is now 4 o'clock.
according to a method for indicating relative position whereby a plane in space is considered to be numbered as a clock's face, with 12 o'clock considered as directly ahead in horizontal position or straight up in vertical position.
QUIZ
QUIZ YOURSELF ON "IS" VS. "ARE"
"Is" it time for a new quiz? "Are" you ready? Then prove your excellent skills on using "is" vs. "are."
Question 1 of 7
IS and ARE are both forms of which verb?
Words nearby o'clock
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use o'clock in a sentence
British Dictionary definitions for o'clock
o'clock
/ (ÉËklÉk) /
adverb
used after a number from one to twelve to indicate the hour of the day or night
used after a number to indicate direction or position relative to the observer, twelve o'clock being directly ahead or overhead and other positions being obtained by comparisons with a clock face
Word Origin for o'clock
C18: abbreviation for of the clock
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