Prev | Current Page 561 | Next

"Section F, G and H"

]


Fis*sil"i*ty (?), n. Quality of
being fissile.


Fis"sion (?), n. [L. fissio. See
Fissure.] 1. A cleaving, splitting, or
breaking up into parts.


2. (Biol.) A method of asexual
reproduction among the lowest (unicellular) organisms by means of a
process of self-division, consisting of gradual division or cleavage
of the into two parts, each of which then becomes a separate and
independent organisms; as when a cell in an animal or plant, or its
germ, undergoes a spontaneous division, and the parts again
subdivide. See Segmentation, and Cell division, under
Division.


3. (Zoöl.) A process by which
certain coral polyps, echinoderms, annelids, etc., spontaneously
subdivide, each individual thus forming two or more new ones. See
Strobilation.


Fis`si*pal"mate (?), a. [L.
fissus (p. p. of findere to split) + palma
palm.] (Zoöl.) Semipalmate and loboped, as a grebe's
foot. See Illust. under Aves.


||Fis*sip"a*ra (?), n.


Pages:
549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573