• WordNet 3.6
    • n acorn fruit of the oak tree: a smooth thin-walled nut in a woody cup-shaped base
    • ***
Webster's Revised Unabridged Dictionary
  • Interesting fact: Oak trees do not produce acorns until they are fifty years of age or older
    • Acorn (Naut) A cone-shaped piece of wood on the point of the spindle above the vane, on the mast-head.
    • Acorn (Zoöl) See Acorn-shell.
    • Acorn The fruit of the oak, being an oval nut growing in a woody cup or cupule.
    • ***
Century Dictionary and Cyclopedia
  • Interesting fact: Acorns were used as a coffee substitute during the American Civil War
    • n acorn The fruit of the oak; a one-celled, one-seeded, coriaceous, rounded or elongated nut, the base of which is surrounded by an indurated scaly cup. Acorns have been used for food, and are still eaten in various countries. The sweet acorn is the fruit of the Quercus Ballota of northwestern Africa, and is quite palatable, as are also several American species. All are excellent food for swine.
    • n acorn Nautical, a small ornamental piece of wood, of a conical or globular shape, sometimes fixed on the point of the spindle above the vane, on a masthead, to keep the vane from being blown off.
    • n acorn Any similar ornamental tip.
    • n acorn Same as acorn-shell, 2.
    • ***
Chambers's Twentieth Century Dictionary
    • n Acorn ā′korn the seed or fruit of the oak
    • ***


  • Henry Ward Beecher
    “Genius unexerted is no more genius than a bushel of acorns is a forest of oaks.”
  • Francis Bacon
    “Acorns were good until bread was found.”
  • Ralph Waldo Emerson
    “The creation of a thousand forest in one acorn.”
  • Thomas Carlyle
    “When the oak is felled the whole forest echoes with it fall, but a hundred acorns are sown in silence by an unnoticed breeze.”
  • Ralph Waldo Emerson
    “Is the acorn better than the oak which is its fullness and completion?”


Mighty oaks from little acorns grow - Big or great things start very small.


Webster's Revised Unabridged Dictionary
AS. æcern, fr. æcer, field, acre; akin to D. aker, acorn, Ger. ecker, Icel. akarn, Dan. agern, Goth. akran, fruit, akrs, field; -- orig. fruit of the field. See Acre
Chambers's Twentieth Century Dictionary
A.S. æcern, prob. from æcer, field, hence meaning 'the fruit of the unenclosed land.' The modern form is due to confusion with oak (A.S. ác) and corn.


In literature:

Of the oaks there are many, while the nuts or acorns are seldom eaten by man, yet they have often composed his diet when other foods have failed.
"Northern Nut Growers Association Report of the Proceedings at the" by Various
Still another man declared that if the earth moved, acorns falling from a high tree would all fall behind the tree and not directly under it.
"Little Journeys to the Homes of the Great - Volume 12" by Elbert Hubbard
The girls went camping on Acorn Island and had a delightful time at boating, swimming and picnic parties.
"The Outdoor Girls on Pine Island" by Laura Lee Hope
In this region, also ground acorns are made into bread with cereal flours and in this form is a common food.
"Northern Nut Growers Association Report of the Proceedings at the" by Various
Underneath the evergreen shade we pick up some of the large pointed acorns and carry them away as souvenirs.
"A Truthful Woman in Southern California" by Kate Sanborn
The first three of you there by the acorn must run at me and knock off my cap.
"Tell Me Another Story" by Carolyn Sherwin Bailey
He is a miser indeed, and stores up every acorn and nut he can find, even many times more than he can ever eat.
"The Human Side of Animals" by Royal Dixon
I shouldn't wonder a mite ef your cows had taken to eatin' them oak acorns.
"A Busy Year at the Old Squire's" by Charles Asbury Stephens
The Prince thought she must be mocking him, but when she held the acorn to his ear, he heard quite plainly a little dog's bark.
"Childhood's Favorites and Fairy Stories" by Various
For lunch the Country Mouse served wheat stalks, roots, and acorns, with a dash of cold water for drink.
"The Æsop for Children" by Æsop
The simile of the oak and the acorn at once springs to mind.
"A Boswell of Baghdad" by E. V. Lucas
Look; from a little acorn like this it grew.
"The Best Short Stories of 1915" by Various
Note the use of pearls in the lion's head and in the acorns, also the charmingly drawn bird.
"Embroidery and Tapestry Weaving" by Grace Christie
The acorn planted in the deep forest shoots up a weak, slender sapling.
"How to Succeed" by Orison Swett Marden
Each one of Jonathan's beans in his quart mug, each one of the acorns in his pocket became a guinea.
"Round About a Great Estate" by Richard Jefferies
Are we therefore to predicate original depravity of a new-born lamb, of a new-laid egg, of an acorn, of a grain of wheat?
"What Is and What Might Be" by Edmond Holmes
You shall drink sea-water; shell-fish, withered roots, and husks of acorns shall be your food.
"Tales from Shakespeare" by Charles Lamb and Mary Lamb
Sit down here, Queenie, under this acorn tree, and I'll tell you; we're going to the castle.
"Dotty Dimple at Her Grandmother's" by Sophie May
The acorn border was very pretty in its greens and browns.
"A Little Girl in Old Salem" by Amanda Minnie Douglas
Scattered like acorns through the woods.
"The Long Roll" by Mary Johnston

In poetry:

Corn from shoot and oak from acorn
Miracles of life awake,
Harvest from a fist of seedlings--
Is a child so hard to make?
"Childless" by Anonymous Irish
Stars, like daisies, shall rise through the earth,
Acorns fall round my breast that bled.
Children shall weave there a flowery chain,
Squirrels on acorn-hearts be fed:—
"The Traveller-Heart" by Vachel Lindsay
Gnarled acorn-oaks against a west
Of copper, cavernous with fire;
A wind of frost that gives no rest
To such lean leaves as haunt the brier,
And hide the cricket's vibrant wire.
"Drouth In Autumn" by Madison Julius Cawein
The mighty oak nods to the whistling breeze,
And shower'd acorns scatter o'er the hill;
Save that, and chestnuts dropping from the trees,
And music of the brook, the air is still.
"Autumn" by George Hannibal Temple
Our wiser Fathers left their Fields unsown,
Their Food was Acorns, Love their sole Imploy,
They met, they lik'd, they stay'd but till alone,
And in each Valley snatch'd the honest Joy:
"Elegy VII" by James Hammond
Crumbled beneath the hillock green
The cunning hand must be,
That carved this fretted door, I ween,
Acorn, and fleur-de-lis ; And now the worm hath done her part
In mimicking the chisel's art.
"The Squire’s Pew" by Jane Taylor

In news:

The officials believe the poisoning may have been the result of the home's heating and air conditioning exhaust vents, which was clogged with acorns and debris.
The Eurasian jay, a member of the crow family, hides acorns and other food in several thousand locations every year, to be retrieved when food is scarce.
Every now and then even a blind pig finds an acorn.
With the opening of Acorn Books in Dover in the middle of September, three of the communities Atlantic Books served now have bookstores.
ACORN By Any Other Name.
ACORN 2008 Milwaukee Voter Drive " Marred by Fraud".
Mother wants oak trees chopped down near school so acorns won't effect kids with nut allergies.
Enlarge Kyle Lanzer, Sun News Di DeRubba with the flavors of fall: osso bucco, left, and stuffed acorn squash.
There was a new 7-acre cut-over off to the right of my stand and a large three-acre acorn section to my right and back of me.
The Issa report sheds light on ACORN's damning conduct.
These are the president's people the ACORN crowd, community organizers .
Nevada secretary of state officials raided ACORN's office in Las Vegas last week looking for evidence of voter registration fraud.
Matt Hayko's concern about Barack Obama and ACORN (Oct 20 letter to the editor) is misplaced and the issue is important enough to not be left unanswered.
The acorn winter squash, Honey Bear, is a Johnny's exclusive that ensures it's a reliable, heavy producer.
Bill Telepan's Acorn Squash with a Parsley , Hazelnut, and Smoked Ham Salad.

In science:

Once upon a time, there was a monkey keeper who fed monkeys with acorns.
Energy Conversion of Fully Random Thermal Relaxation Times
Acknow ledgments I wish to thank all my colleagues in the ACoRNE Collaboration for their help and support.
Simulation of Cosmic Ray neutrinos Interactions in Water
The aCORN experiment, being prepared at NIST, aims to determine a to a statistical precision of 1% or less by performing coincidence detection of electrons and recoil protons and selecting two kinematic regions such that a comparison of the rates in the two regions directly yields a measurement of a .
Neutron Beta Decay: Status and Future of the Asymmetry Measurement