photonegative


Also found in: Medical, Encyclopedia.

pho·to·neg·a·tive

 (fō′tō-nĕg′ə-tĭv)
adj. Biology
Tending to move away from light.

photonegative

(ˌfəʊtəʊˈnɛɡətɪv)
adj
(General Physics) physics (of a material) having an electrical conductivity that decreases with increasing illumination
References in periodicals archive ?
The researchers showed humans with 3-D glasses some images of moving dark and bright dots, except that the image shown to one eye was essentially the photonegative of the other.
A photonegative of reading "alongside," reading sideways situates western women's writing within a queer reading practice in order to account for those texts that do not fit easy categories of feminist writing yet nevertheless convey a feminist ethos.
Young postlarvae display photopositive behavior in the laboratory, while older postlarvae appear to be photonegative (Hadley, 1905; Botero and Atema, 1982).
While Kern suggests that Anne's distaste for the spinster's life encourages her to accept Captain Wentworth in the end despite past familial opposition, her point also applies in photonegative to Anne's rejection of Musgrove; she declines his proposal in spite of Lady Russell's "lamenting]] her refusal" (31) and despite her growing understanding of the spinster's diminished social position.
Instead of a tight snapshot, we get a wide-angle photonegative, illuminating the charged field around the trial of wit by illustrating the course those energies took if it went unrealized.
Using this technique, we were able to create, in effect, a photonegative of the CO snow in the disk surrounding TW Hydrae," coauthor Karin Oberg said in a statement.
maintained when looking at the photonegative of state action.
Here, I thought, as I looked down at the marshes turned into a photonegative of themselves, water where the land was supposed to be.
In a way, the books are photonegative rewrites of the romance novel: boy doesn't get girl, and girl doesn't get anything at all.
A deck of "parallel" (double-sided) playing cards Gander originally made in 2006 in collaboration with the London-based design collective Europa for the Standard hotel in Miami, this third edition is printed in acid Pantone colors in a photonegative version of the original (backgrounds are black; numbers and suits in color).