button-shaped white flowers.    From Wordnet, Princeton University. 

He touched the button-shaped implant on his temple.    From Wordnik.com.  [CSI: Crime Scene Investigation: Skin Deep] Reference

He slipped a tiny button-shaped object into one of the packets.    From Wordnik.com.  [Ellery Queen Mystery Magazine]

"It was a little button-shaped organism that probably scooted along the sea floor," he said.    From Wordnik.com.  [Combinatorial Dependencies] Reference

In shape it may be spherical, or pear-shaped, or button-shaped or of any less regular shape than these.    From Wordnik.com.  [A Text-Book of Precious Stones for Jewelers and the Gem-Loving Public] Reference

Press on a button-shaped earring, and the bun dome flips up to reveal a tiny satellite dish and doomsday switch.    From Wordnik.com.  ["What's the Story?" week, part 5 - A Dress A Day] Reference

The only thing I don't like is the odd button-shaped thing on it, which the website tells me is meant to be a soap "pie.".    From Wordnik.com.  [Lush, I am so over you (What if No One's Watching?)] Reference

After the removing of the trephine, the doctors will use the donor cornea for cutting a circular graft, meaning a button-shaped section of tissue.    From Wordnik.com.  [Cornea Transplants -Corneal Transplantation Surgical Proceedure] Reference

A filet of John Dory was simmered in a light herb broth seasoned with fennel, lemongrass and ginger in which floated button-shaped discs of herb pasta.    From Wordnik.com.  [Like an Extra-Virgin: A Chianti Classic, Tourists Included] Reference

For devout Catholics, the Communion wafer isn't some token of fellowship or button-shaped metaphor dispensed at the altar rail to inspire pretty sentiments, a wholesome mini-wheat.    From Wordnik.com.  [Think Twice Before Joining the Buffet Line: James Wolcott] Reference

Clitheroe, which has a pleasingly large population of stout ladies in button-shaped hats, is a neat sort of a place; view it from the mound of its castle, and you will see that it is contained all around by glorious hills, and thus lacks sprawl.    From Wordnik.com.  [My food Narnia is just past Preston] Reference

It's a "metallic, button-shaped disk, about the size of a watch battery.".    From Wordnik.com.  [HowStuffWorks Daily Feed] Reference

Square face, had better wear button-shaped, circular or spiral - shaped hoop earrings; 7.    From Wordnik.com.  [Recently Uploaded Slideshows] Reference

I still think the things are too button-shaped to be seen as transient by users, and they're also too opaque.    From Wordnik.com.  [Mark Shuttleworth] Reference

The adductor muscle of the oyster -- the white, button-shaped part that connects the animal with its shell -- is often discarded.    From Wordnik.com.  [Salads, Sandwiches and Chafing-Dish Dainties With Fifty Illustrations of Original Dishes] Reference

And after adhesion, 80\% of the infected cells developed button-shaped Gag accumulations at the contact site within 82 minutes, on average.    From Wordnik.com.  [بالاترین] Reference

Some are those close-spun, flat, button-shaped objects, about half an inch in diameter, which are so common in winter on the under side of bark, chunks and flat rocks.    From Wordnik.com.  [A Book of Natural History Young Folks' Library Volume XIV.] Reference

Similar to a PC motherboard exhibiting CMOS memory issues, the ApocalyPS3 could be resolved by opening up the PlayStation 3, removing the button-shaped battery and letting the power dissipate internally.    From Wordnik.com.  [Eurogamer] Reference

Its cover, which is hinged to the upper handle socket, is high like that of the 1670 tea-pot; but instead of the straight outline of that cover, this is slightly waved and surmounted by a somewhat flat button-shaped knob.    From Wordnik.com.  [All About Coffee] Reference

Any button-shaped chocolate has a large surface area, meaning there's more of it in contact with the heat of your mouth - and so it melts more quickly and pick up on the flavours differently than a thicker chunk of chocolate.    From Wordnik.com.  [Chocablog] Reference

Thrusting in his head, either one or both of his large, projecting eyes are pressed against the sticky button-shaped discs to which the pollen masses are attached by a stalk, and as he raises his head to depart, feeling that he is caught, he gives a little jerk that detaches them, and away he flies with these still fastened to his eyes.    From Wordnik.com.  [Wild Flowers Worth Knowing] Reference

Almost before a word could be uttered the drops had coalesced and become a tiny stream, which, as it fell, twisted itself into a bright spiral, gleaming with a hundred shifting hues, and forming on the bottom of the dish a glowing, interlacing maze of viscid rings and circlets, which turned and twined about and over one another, until they had blended and settled into a button-shaped mass of hot metallic jelly.    From Wordnik.com.  [The Moon Metal] Reference

A water vessel, but for a hole in the bottom, which had furnished a button-shaped ornament, or piece of money, which was found with the relic, and exactly corresponded to the orifice.    From Wordnik.com.  [Scientific American, Volume XXIV., No. 12, March 18, 1871 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures.] Reference

We buttonized it, "Hicks said while standing underneath his favorite addition - the button-shaped lights above the floor in front of the stage.    From Wordnik.com.  [NBC Dallas-Fort Worth - Top Stories] Reference

"button-shaped"), the factory is staffed by musicians, artists and other creative types, many of whom live blocks away in the hipsterland that is Logan Square.    From Wordnik.com.  [The Seattle Times] Reference

Stigma button-shaped.    From Wordnik.com.  [The Medicinal Plants of the Philippines] Reference