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Of or pertaining to the segmental organs. Segmental duct (Anat.), the primitive duct of the embryonic excretory organs which gives rise to the Wolffian duct and ureter; the pronephric duct. -- Segmental organs. (a) (Anat.) The embryonic excretory organs of vertebrates, consisting primarily of the segmental tubes and s…

A primitive seminal cell, occuring in masses in the seminal tubules. It divides into a mass (spermosphere) of small cells (spermoblast), which in turn give rise to spermatozoids.

After that; after what is stated. In the primitive church, such as by fear being compelled to sacrifice to strange gods, after repented, and kept still the office of preaching the gospel. Whitgift. Still and anon, at intervals and repeatedly; continually; ever and anon; now and then. And like the watchful minutes to th…

The primitive mouth and esophagus of the embryo of annelids and arthropods.

de wave, or Tidal wave, the swell of water as the tide moves. That of the ocean is called primitive; that of bays or channels derivative. Whewell. -- Tide wheel, a water wheel so constructed as to be moved by the ebb or flow of the tide.

A primitive vehicle, common among the North American Indians, usually two trailing poles serving as shafts and bearing a platform or net for a load.

acing the corpse among the branches of a tree or in a hollow trunk, a practice among many primitive peoples.

A theory of the development of mammalian molar teeth. The primitive stage is that of simple cones, as in reptiles. The simple cone then developed a smaller cone in front and another behind. Next, a cingulum was developed, and the three cones became arranged in a triangle, the two smaller cusps having moved to the outer…

race that dwells in caves, instead of constructing dwellings; a cave dweller. Most of the primitive races of man were troglodytes. In the troglodytes' country there is a lake, for the hurtful water it beareth called the "mad lake." Holland.

plains certain apparent exceptions to Grimm's law by the original position of the accent. Primitive Indo-European k, t, p, became first in Teutonic h, th, f, and appear without further change in old Teutonic, if the accent rested on the preceding syllable; but these sounds became voiced and produced g, d, b, if the acc…

Holy Spirit on the day of Pentecost; Pentecost; -- so called, it is said, because, in the primitive church, those who had been newly baptized appeared at church between Easter and Pentecost in white garments.

Among the primitive Christians, the living on a diet of dry food in Lent and on other fasts.