emarginate

comparative more emarginate · superlative most emarginate

1. biologyWith the outline of the margin more or less concave in places, usually at the apex.
2. biologyHaving roughly the same height or width for most of its length, becoming much shallower or narrower before reaching the attachment point.

   In this group of mushrooms, the attachment of the gills to the stipe is emarginate.

3. anatomyHaving a margin that has concave edges as though with parts removed or notched.

   1840 Georges Cuvier Cuvier's Animal kingdom (intranslation). In the Haliotus, Lam, the shell is perforated along the side of the columella with a series of holes; and when the last hole remains incomplete, the shell has the appearance of beiing emarginate.

4. chemistryOf a crystal: having edges or corners of the primitive form beveled, crossed by a face.

present singular third person emarginates · participle present emarginating · participle past emarginated · past emarginated

1. transitiveTo take away the margin of.

   At most, the groove emarginates only one-third the distal surface of the femur.

   1995, Robert A. Long, Philip A. Murry, Late Triassic (Carnian and Norian) Tetrapods from the Southwestern United States, page 180

   2 more examples

   The radius resembles that of Nesodon in form, but is proportionately shorter and stouter; the distal end is especially massive and the scaphoid facet emarginates the dorsal border more deeply and in a more conspicuous way.

   1909, William John Sinclair, Mammalia of the Santa Cruz Beds: Typotheria. I., page 156

   a radial depression extends from the beak to the anterior ventral margin, which it slightly emarginates;

   1926, Julia Anna Gardner, The Molluscan Fauna of the Alum Bluff Group of Florida, page 27

2. intransitiveTo lose the margin.

   The palate in Leptictis emarginates between M's.

   1986, Michael J. Novacek, The Skull of Leptictid Insectivorans and the Higher-level Classification of Eutherian Mammals, page 26

   2 more examples

   This membrane emarginates at intervals, forming pits.

   2004, M.S. Mani, Progress in Invertebrate Zoology, page 90

   The body shape is mostly circular in stage 1, then becomes elongated, and the hindbody emarginates at later stages.

   2007, Zoological Studies - Volume 46, Issues 4-6, page 754

3. To marginalize.

   The economic process, then, converges in that space and emarginates whole categories of residents from zones rendered inaccessible to them because they are beyond their financial means.

   2004, Benjamin Tonna, Gospel for the Cities: A Socio-Theology of Urban Ministry, page 54

   3 more examples

   Hegel ignores, represses, and emarginates these factors in order to found his logic on a dialectic conceived as the appropriation of the other, rather than a becoming other (Anderswerden).

   1992, Robert C. Holub, Crossing Borders, page 44

   Indeed, it has been argued that the theory of Anglo conformity is inherently discriminatory: it requires assimilation into a majoritarian culture and inferentially emarginates other legitimate forms of cultural expression .

   2000, John A. Kromkowski, Race and Ethnic Relations 2000-2001, page 151

   Their antisocial behavior may be a conscious or subconscious act against a system that they feel to be uncaring and oppressive, and that, in their opinion, emarginates them from the mainstream of society.

   2011, George B. Palermo, The Faces of Violence, page 81