|
OPENINGS |
Apertures |
|
HOLES |
Apertures |
|
KEYHOLES |
Door apertures |
|
SLOTS |
Narrow apertures |
|
|
|
STOMAS |
Leaf apertures |
|
OSCULE |
One of the excurrent apertures of sponges. |
|
CYCLOSTOMA |
A division of Bryozoa, in which the cells have
circular apertures. |
|
FATISCENCE |
A gaping or opening; state of being chinky, or having
apertures. |
|
|
|
STOMA |
One of the minute apertures between the cells in many serous
membranes. |
|
UMBILICUS |
Either one of the two apertures in the calamus of a
feather. |
|
STIGMA |
One of the apertures of the gill of an ascidian, and of
Amphioxus. |
|
EMISSARY |
Applied to the veins which pass out of the cranium
through apertures in its walls. |
|
MACHICOLATION |
The act of discharging missiles or pouring burning
or melted substances upon assailants through such apertures. |
|
FENESTRA |
A small opening; esp., one of the apertures, closed by
membranes, between the tympanum and internal ear. |
|
TRIGONE |
A smooth triangular area on the inner surface of the
bladder, limited by the apertures of the ureters and urethra. |
|
BARKER'S MILL |
...y a
form of reaction wheel. The water flows into a vertical tube and gushes
from apertures in hollow horizontal arms, causing the machine to
... |
|
RESONATOR |
...n the
form of a cylinder open at one end, or a hollow ball of brass with two
apertures, so contrived as to greatly intensify a musical tone by i... |