Webster 1913 Edition
Securely placed or fastened; settled; established; firm; imovable; unalterable.
carbonic acid or carbon dioxide; – so called by Dr. Black because it can be absorbed or fixed by strong bases. See–
Carbonic acid, under
a non-volatile base, as soda, or potash, in distinction from the volatile alkali ammonia.–
a projectile and powder inclosed together in a case ready for loading.–
a battery which contains heavy guns and mortars intended to remain stationary; – distinguished from movable battery.–
those which can not be volatilized or separated by a common menstruum, without great difficulty, as gold, platinum, lime, etc.–
See the Note under–
a well established fact.
one which emits constant beams; – distinguished from a flashing, revolving, or intermittent light.–
non-volatile, oily substances, as stearine and olein, which leave a permanent greasy stain, and which can not be distilled unchanged; – distinguished from volatile or–
the fixed point about which any line of troops wheels.–
such stars as always retain nearly the same apparent position and distance with respect to each other, thus distinguished from planets and comets.
Webster 1828 Edition
Fixed air, an invisible and permanently elastic fluid, heavier than common air and fatal to animal life, produced from the combustion of carbonaceous bodies, as wood or charcoal, and by artificial processes; called also aerial acid, cretaceous acid, and more generally, carbonic acid.
Fixed bodies, are those which bear a high heat without evaporation or volatilization.
Fixed stars, are such stars as always retain the same apparent position and distance with respect to each other, and are thus distinguished from planets and comets, which are revolving bodies.
Fixed oils, such as are obtained by simple pressure, and are not readily volatilized; so called in distinction from volatile or essential oils.