Crossword clues for discal
discal
The Collaborative International Dictionary
Discal \Disc"al\, a. Pertaining to, or resembling, a disk; as, discal cells.
Wiktionary
a. 1 Pertaining to, or resembling, a disk 2 Relating to the central area of an insect's elytron or wing
Usage examples of "discal".
The acid seems to be secreted quickly, for in one case the secretion from the discal glands, on which a little powdered casein had been strewed, coloured litmus paper, before any of the exterior tentacles were inflected.
Thus, when moderately large bits of meat were placed on one side of the disc, and the discal and submarginal tentacles on the opposite side became inflected, so that their glands at last touched the meat and absorbed matter from it, they did not transmit any motor influence to the exterior rows of tentacles on the same side, for these never became inflected.
At the same time the discal glands secrete more copiously, and the secretion becomes acid.
Two of the leaves to which meat had not been given had their discal glands dry and much injured.