a pinhead

A pinhead of the puncture needle can be extruded from the front end of the shell.

Haha ! What a pinhead ! Don't you know we're enemies ? No way am I gonna tell you that!

Thus if you enlarged a rounded bacterium a thousand times , it would be just about the size of a pinhead .

This tiny piece of sky, the size of a pinhead held at arm's length.

An autopsy uncovered a pellet the size of a pinhead embedded in his leg.

As you can see, that's a pinhead.

One micron is a thousandth of a millimeter: a pinhead is about a millimeter across.

Hundreds of fossils of crustacean-like animals no bigger than a pinhead have been found in Antarctica , scientists say.

On the sofa rambling in in rain , seeing obsolete courtyard lining navy blue all of a sudden, a sleeping a pinhead.

Information technology -- quantum computing and computer chips that store trillions of bits of information on a pinhead device.

A blastocyst is about the size of a pinhead, and it's a hollow ball of cells with fluid inside.

They are far away, sometimes so far that a head appears no larger than a pinhead on the immense, heaving surface of the water.

Before checking her recipe, Dunkel had picked up a pinhead.

Ricin can cause death from exposure to as little as a pinhead amount.

And he says to me "Willard, can you put my house on a pinhead? "

Too bad he's such a pinhead.

Yet the seeds that a sequoia tree rains down by the millions are not much bigger than a pinhead surrounded by tiny wings.

jack is one of the best - looking men in the office . too bad he ' s such a pinhead

The development and clinical application of a pinhead used for subcorneal wash in LASIK surgery