adj. 1. not accustomed or habituated. 2.

What does the unaccustomed mean?

1 : not customary : not usual or common. 2 : not habituated —usually used with to. Other Words from unaccustomed Synonyms & Antonyms Example Sentences Learn More About unaccustomed.

Is biannual twice a year or once every two years?

When we describe something as biannual, we can mean either that it occurs twice a year or that it occurs once every two years. ... Some people prefer to use semiannual to refer to something that occurs twice a year, reserving biannual for things that occur once every two years.