quaternate

[ kwot-er-neyt, kwuh-tur-nit ]
/ ˈkwɒt ərˌneɪt, kwəˈtɜr nɪt /

adjective

arranged in or consisting of four parts, as the leaves of certain plants.

Origin of quaternate

1745–55; < Latin quatern(ī) four at a time + -ate1

Example sentences from the Web for quaternate