Engineering Fluid Mechanics

noun a circular movement of water, counter to a main current, causing a small whirlpool

verb to move in a circular way, creating a whirlpool

• The water in the river formed a swirling eddy as it flowed around the large rock.
• I watched the leaves get caught in the eddy of the stream as they floated by.
• Dude, did you see that sick eddy in the river? It was crazy!
• Her thoughts were like a whirlpool, swirling around in an eddy of confusion.

noun instability or disturbance in a situation or process

• The pilot warned the passengers about potential turbulence during the flight.
• Hold on tight, we might hit some turbulence up ahead!
• I hate flying through turbulence, it makes me feel queasy.
• The company experienced financial turbulence due to poor decision-making.

noun the state of being thick, sticky, and semifluid in consistency, due to internal friction

• The viscosity of the liquid is directly related to its resistance to flow.
• The thicker the liquid, the harder it is to pour - that's viscosity for you.
• Man, this syrup has such high viscosity, it's like pouring molasses!
• The viscosity of bureaucracy can slow down even the simplest of tasks.

adjective having a thick, sticky consistency between solid and liquid

• The viscous liquid slowly dripped down the side of the container.
• I hate cleaning up spills of viscous substances like honey or syrup.
• That glue is so viscous, it's like trying to spread peanut butter on toast.
• The tension in the room was so thick and viscous, you could practically feel it in the air.