[ bahy-ouuh r-lee, -ou-er- ]
/ baɪˈaʊər li, -ˈaʊ ər- /
occurring every two hours.
bi erasureRead more in this article about some frequently asked questions and fun facts related to our definitions.
Does Bimonthly Mean Twice A Month Or Every Two Months?The prefix bi- usually means ‘every two’, so bimonthly means ‘every two months’.Semi- means ‘half’ or ‘halfway’, so semimonthly means ‘every two weeks’. However, bimonthly can also mean ‘twice a month’ – but it is rarely used that way. It is best to remember that bi- is “every two” and semi- is “halfway.”
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for bi-hourly
At the last bi-hourly heaving of the log, she was making sixteen knots an hour.On The Blockade|Oliver Optic