Other ribosomes are found on the endoplasmic reticulum. Endoplasmic reticulum with attached ribosomes is called rough ER. It looks bumpy under a microscope. The attached ribosomes make proteins that will be used inside the cell and proteins made for export out of the cell. There are also ribosomes attached to the nuclear envelope. Those ribosomes synthesize proteins that are released into the perinuclear space.
3. Temporarily inactive: a dormant volcano. 4. Being in a condition of biological rest or inactivity characterized by cessation of growth or development and the suspension of many metabolic processes: a dormant bud; a dormant bacterium.
Meaning strong horizontal beam is from c.1600. Meaning dormant or inoperative thing is from 1620s. Meaning railroad sleeping car is from 1875. Sense of something whose importance proves to be greater than expected first attested 1892, originally in American English sports jargon, probably from earlier (1856) gambling slang sense of unexpected winning card.