An aggregation of cells in the embryo indicating the first trace of an organ or structure. SYN: anlage (1). [L. origin, fr. primus, first, + ordior, to begin]
- genital p. ovoid clump of cells seen in the rhabditiform larvae of Strongyloides stercoralis and hookworm that becomes the reproductive system.

* * *

pri·mor·di·um -ē-əm n, pl -dia -ē-ə the rudiment or commencement of a part or organ: ANLAGE <the gonadal \primordium>

* * *

pri·mor·di·um (pri-morґde-əm) pl. primorґdia [L. “the beginning”] the earliest discernible indication during embryonic development of an organ or part; called also anlage or rudiment.

Medical dictionary. 2011.

Look at other dictionaries:

  • primordium — primordium. См. примордий. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • Primordium — (lat.), so v.w. Ursprung; davon primordial, uranfänglich, ursprünglich …   Pierer's Universal-Lexikon

  • Primordĭum — (lat.), Ursprung, Anfang …   Meyers Großes Konversations-Lexikon

  • primordium — [prī môr′dē əm] n. pl. primordia [prī môr′dēə] [ModL < L: see PRIMORDIAL] Embryology the first recognizable aggregation of cells that will form a distinct organ or part of the embryo …   English World dictionary

  • Primordium — A primordium, in embryology, is defined as an organ or tissue in its earliest recognizable stage of development [ [] ] . Cells of the primordium are called primordial… …   Wikipedia

  • Primordium — Un primordium (au pluriel primordia) est une ébauche d organe d une plante ou d un champignons (mycota). Le développement d un primordium aboutit à la formation de l organe. Sommaire 1 Botanique 2 Mycologie 3 Articles connexes …   Wikipédia en Français

  • primordium — /pruy mawr dee euhm/, n., pl. primordia / dee euh/. Embryol. the first recognizable, histologically differentiated stage in the development of an organ. [1665 75; < L primordium, in pl.: beginnings, elementary stage, equiv. to prim(us) first (see …   Universalium

  • primordium — pri•mor•di•um [[t]praɪˈmɔr di əm[/t]] n. pl. di•a [[t] di ə[/t]] dvl the first recognizable, histologically differentiated stage in the development of an organ • Etymology: 1665–75; < L prīmōrdium, in pl.: beginnings, elementary stage… …   From formal English to slang

  • Primordium — užuomazga statusas T sritis gyvūnų raida, augimas, ontogenezė, embriologija atitikmenys: lot. Primordium ryšiai: platesnis terminas – organogenezė …   Veterinarinės anatomijos, histologijos ir embriologijos terminai

  • Primordium — užuomazga statusas T sritis embriologija atitikmenys: lot. Primordium ryšiai: platesnis terminas – gemalas …   Medicininės histologijos ir embriologijos vardynas

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.