neg·a·tive -
1. expressing or containing negation or denial: a negative response to the question.
2.
refusing consent, as to a proposal: a negative reply to my request.
3.
expressing refusal to do something: He maintained a negative attitude about cooperating.
4.
prohibitory, as a command or order.
5.
characterized by the absence of distinguishing or marked qualities or features; lacking positive attributes ( opposed to positive): a dull, lifeless, negative character.
6.
lacking in constructiveness, helpfulness, optimism, cooperativeness, or the like: a man of negative viewpoint.
7.
being without rewards, results, or effectiveness: a search of the premises proved negative.
8.
Mathematics, Physics .
a.
involving or noting subtraction; minus.
b.
measured or proceeding in the direction opposite to that which is considered as positive.
9.
Photography . noting an image in which the brightness values of the subject are reproduced so that the lightest areas are shown as the darkest.
10.
Electricity .
a.
of, pertaining to, or characterized by negative electricity.
b.
indicating a point in a circuit that has a lower potential than that of another point, the current flowing from the point of higher potential to the point of lower potential.
11.
Medicine/Medical . failing to show a positive result in a test for a specific disease caused by either bacteria or viruses.
12.
Chemistry . (of an element or group) tending to gain electrons and become negatively charged; acid.
13.
Physiology . responding in a direction away from the stimulus.
14.
of, pertaining to, or noting the south pole of a magnet.
15.
"A positive image is a normal image. A negative image is a total inversion of a positive image, in which light areas appear dark and vice versa. A negative color image is additionally color reversed, with red areas appearing cyan, greens appearing magenta and blues appearing yellow.
Film negatives usually also have much less contrast than the final images. This is compensated by the higher contrast reproduction by photographic paper or by increasing the contrast when scanning and post processing the scanned images." (wikepedia)
Film negatives usually also have much less contrast than the final images. This is compensated by the higher contrast reproduction by photographic paper or by increasing the contrast when scanning and post processing the scanned images." (wikepedia)
No comments:
Post a Comment