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The Collaborative International Dictionary

eukaryotic \eukaryotic\ adj. having cells with visible nuclei surrounded by a nuclear membrane; pertaining to eukaryotes. Contrasted with prokaryotic.

Syn: eucaryotic. [WordNet 1.5] ||

Douglas Harper's Etymology Dictionary

also eucaryotic, "characterized by well-defined cells (with nuclei and cell walls)," 1957, from French eucaryote (1925), from Greek eu "well, good" (see eu-) + karyon "nut, kernel" (see karyo-). Related: Eukaryote; eucaryote.


a. 1 (context biology English) Having complex cells in which the genetic material is organized into membrane-bound nuclei. 2 (context biology English) Of or pertaining to a eukaryote.


adj. having cells with `good' or membrane-bound nuclei [syn: eucaryotic] [ant: prokaryotic, prokaryotic]

Usage examples of "eukaryotic".

There, a mass of fifty thousand particles forms a single, eukaryotic Football Fan.

The marshaling of the organelles, the development of the eukaryotic membrane, energy by ingestion, colonies, differentiation, the notochord, the brain, the first croak of distress, courtship, self-expression: the word has always been permanently restless, wanting only to repeat imperfectly, recast what it has been until then.

Proteins do play a role in the regulation of eukaryotic gene expression, yet a hidden, parallel regulatory system consisting of RNA that acts directly on DNA, RNAs and proteins is also at work.

They turn out to be little separate creatures, the colonial posterity of migrant prokaryocytes, probably primitive bacteria that swam into ancestral precursors of our eukaryotic cells and stayed there.

Later, when the time is right, there may be fusion and symbiosis among the bits, and then we will see eukaryotic thought, metazoans of thought, huge interliving coral shoals of thought.

Ivan Wallin said 70 years ago that a eukaryotic cell is a colony of microbes that once lived separately and are now joined in cooperation.

Eukaryotic cells -- we humans are made from Eukaryotic cells -- possess a neatly defined nucleus of DNA, firmly coated in a membrane shell.

How the extreme complexities of both eukaryotic and prokaryotic cells, and the many, many functions they perform, impede an evolutionary solution.

Julian Hartman was an eukaryotic cell biologist so adept at transferring nuclei from one cell to another that he was known as "the man with golden hands.

It has long been established that the first eukaryotic cells came about by the union of two other more primitive types of organism, the earlier prokaryotic cell and a kind of spirochete.