nucleoid

[ noo-klee-oid, nyoo- ]

noun
  1. the central region in a prokaryotic cell, as a bacterium, that contains the chromosomes and that has no surrounding membrane.

adjective
  1. resembling a nucleus.

Origin of nucleoid

1
First recorded in 1850–55; nucle(us) + -oid

Words Nearby nucleoid

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024