noun, plural nu·cle·o·li [noo-klee-uh-lahy, nyoo-] /nuˈkli əˌlaɪ, nyu-/. Cell Biology.
Origin of nucleolus
Examples from the Web for nucleoli
Historical Examples of nucleoli
Highly refracting points or nucleoli were visible in their anterior.Parasites
T. Spencer Cobbold
Within the nucleus are often to be found one or two nucleoli with a relatively thick and deeply stained membrane.Histology of the Blood
The above mode of increase for the nucleoli appears to be exceptional.The Works of Francis Maitland Balfour, Volume 1
Francis Maitland Balfour
The aberrant bodies in these figures are probably remains of the nucleoli; they are found only in iron-hæmatoxylin preparations.
Partial rest stage between first and second maturation divisions, two nucleoli present.
noun plural -li (-laɪ)
Word Origin for nucleolus
1845, from Latin nucleolus, literally "a little nut," diminutive of nucleus (see nucleus).