Biol. a thin, threadlike tangle of chromatin at the beginning of the prophase in mitosis
Origin of spiremeClassical Greek speir?ma, a coil ; from speira: see spire
The tangle of filaments that appears at the beginning of the prophase portion of meiosis or mitosis.
Origin of spiremeGerman Spirem, from Greek speir&emacron;ma, coil, from speirasthai, to be coiled around, from speira, coil.