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  • English Word Fission Definition A cleaving, splitting, or breaking up into parts.
  • English Word Fission Definition 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.
  • English Word Fission Definition A process by which certain coral polyps, echinoderms, annelids, etc., spontaneously subdivide, each individual thus forming two or more new ones. See Strobilation.
  • English Word Fissipalmate Definition Semipalmate and loboped, as a grebe's foot. See Illust. under Aves.
  • English Word Fissipara Definition Animals which reproduce by fission.
  • English Word Fissiparism Definition Reproduction by spontaneous fission.
  • English Word Fissiparity Definition Quality of being fissiparous; fissiparism.
  • English Word Fissiparous Definition Reproducing by spontaneous fission. See Fission.
  • English Word Fissipation Definition Reproduction by fission; fissiparism.
  • English Word Fissiped Definition Alt. of Fissipedal
  • English Word Fissiped Definition One of the Fissipedia.
  • English Word Fissipedal Definition Having the toes separated to the base. [See Aves.]
  • English Word Fissipedia Definition A division of the Carnivora, including the dogs, cats, and bears, in which the feet are not webbed; -- opposed to Pinnipedia.
  • English Word Fissirostral Definition Having the bill cleft beyond the horny part, as in the case of swallows and goatsuckers.
  • English Word Fissirostres Definition A group of birds having the bill deeply cleft.
  • English Word Fissural Definition Pertaining to a fissure or fissures; as, the fissural pattern of a brain.
  • English Word Fissuration Definition The act of dividing or opening; the state of being fissured.
  • English Word Fissure Definition A narrow opening, made by the parting of any substance; a cleft; as, the fissure of a rock.
  • English Word Fissure Definition To cleave; to divide; to crack or fracture.
  • English Word Fissurella Definition A genus of marine gastropod mollusks, having a conical or limpetlike shell, with an opening at the apex; -- called also keyhole limpet.
  • English Word Fist Definition The hand with the fingers doubled into the palm; the closed hand, especially as clinched tightly for the purpose of striking a blow.
  • English Word Fist Definition The talons of a bird of prey.
  • English Word Fist Definition the index mark [/], used to direct special attention to the passage which follows.
  • English Word Fist Definition To strike with the fist.
  • English Word Fist Definition To gripe with the fist.
  • English Word Fisted Definition of Fist
  • English Word Fistic Definition Pertaining to boxing, or to encounters with the fists; puglistic; as, fistic exploits; fistic heroes.
  • English Word Fisticuff Definition A cuff or blow with the fist or hand
  • English Word Fisticuff Definition a fight with the fists; boxing.
  • English Word Fisting Definition of Fist