To expand, to get larger. Swelling often involves the absorption of water or other liquids.
your nipples often swell up when you are cold, and often tickling them helps
Because they absorb the water they're in - which makes them swell up.
Putting the cell in a hypotonic solution makes it swell up.
Your salivary glands (jaws) swell up and for men your testicles swell up and then shrink and they stay that way for the rest of your life!
They are called swell sharks because when they see a predator they swell up with water (or maybe oxygen I'm not sure) so that they appear bigger and scare it away.
Yes.
no
Yes
swelled My toe swelled up last night.
Generally vacuum-sealed foods swell due to microbial growth in the food.
Up in Mexico
They don't idiot.