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boil 1

v. boiled, boil·ing, boils
a. To change from a liquid to a vapor by the application of heat: All the water boiled away and left the kettle dry.
b. To reach the boiling point.
c. To undergo the action of boiling, especially in being cooked.
2. To be in a state of agitation; seethe: a river boiling over the rocks.
3. To be stirred up or greatly excited, especially in anger: The mere idea made me boil.
a. To vaporize (a liquid) by the application of heat.
b. To heat to the boiling point.
2. To cook or clean by boiling.
3. To separate by evaporation in the process of boiling: boil the maple sap.
1. The condition or act of boiling.
2. Lower Southern US A picnic featuring shrimp, crab, or crayfish boiled in large pots with spices, and then shelled and eaten by hand.
3. An agitated, swirling, roiling mass of liquid: "Those tumbling boils show a dissolving bar and a changing channel there" (Mark Twain).
Phrasal Verbs:
boil down
1. To reduce in bulk or size by boiling.
2. To condense; summarize: boiled down the complex document.
3. To constitute the equivalent of in summary: The scathing editorial simply boils down to an exercise in partisan politics.
boil over
1. To overflow while boiling.
2. To lose one's temper.

[Middle English boillen, from Old French boillir, from Latin bullīre, from bulla, bubble.]

boil′a·ble adj.
Synonyms: boil1, simmer, seethe, stew
These verbs mean, both literally and figuratively, to stir up or agitate. To boil is to heat a liquid until it churns with bubbles. Figuratively it pertains to intense agitation, often from anger: She boiled with rage at the insult.
Simmer denotes gentle cooking just at or below the boiling point. Figuratively it refers to a state of slow, contained ferment: Plans were simmering in his mind. The employees simmered with resentment over the cut in benefits.
To seethe is to boil steadily and vigorously. Its figurative usage can suggest vigorous activity or passionate emotion: "The arc lamp's cone of light seethes with winged insects" (Claire Davis)."The city had ... been seething with discontent" (John R. Green).
Stew refers literally to slow boiling and figuratively to a persistent but not violent state of agitation: "They don't want a man to fret and stew about his work" (William H. Whyte, Jr.).

boil 2

A painful, circumscribed pus-filled inflammation of the skin and subcutaneous tissue usually caused by a local staphylococcal infection. Also called furuncle.

[Middle English bile, from Old English bȳle.]


Inflammation of hair follicles and oil glands that has spread to the dermis. They are often caused by bacterial infection.
References in classic literature ?
There were cattle which had been fed on "whisky-malt," the refuse of the breweries, and had become what the men called "steerly"-- which means covered with boils.
My blood boils as I think of the bloody manner in which Messrs.
Where the Northern Ocean, in vast whirls, Boils round the naked, melancholy isles Of farthest Thule; and the Atlantic surge Pours in among the stormy Hebrides.
We cannot sleep, we wake and weep, Sharp is the knife, to take our life; The fire is hot, now boils the pot, And so we wake, and lie and quake.
It is believed here that these springs are the vents of a great subterraneous lake, and they have this circumstance to favour their opinion, that the ground is always moist and so soft that the water boils up under foot as one walks upon it.
Morrel in demanding justice for crime; my blood boils at the idea of having encouraged a murderer by my cowardly concession.
One of them, of scalding heat, boils furiously and incessantly, rising to the height of two or three feet.
I think she sets the jug under and forgets to turn the tap, as there's nothing you can't believe o' them wenches: they'll set the empty kettle o' the fire, and then come an hour after to see if the water boils.
Ajax," replied Achilles, "noble son of Telamon, you have spoken much to my liking, but my blood boils when I think it all over, and remember how the son of Atreus treated me with contumely as though I were some vile tramp, and that too in the presence of the Argives.
Come wife," said he, "let her have a pair of thick stockings and a woollen shawl or blanket directly; and tell Dora to give her some warm supper as soon as the milk boils.
The river is again compressed into a channel from fifty to a hundred feet wide, worn through a rough bed of hard black rock, along which it boils and roars with great fury for the distance of three miles.
That was after he had been cured of a string of boils between his elbows and wrists, where the wet jersey and oilskins cut into the flesh.