egg

egg
The female sexual cell, or gamete; after fertilization and fusion of the pronuclei it is a zygote and no longer an e.. In reptiles and birds, the e. is provided with a protective shell, membranes, albumin, and yolk for the nourishment of the embryo. SEE ALSO: oocyte, ovum. [A.S. aeg]
- centrolecithal e. an e. in which the yolk is concentrated near the center of the e. cell, as is the case in many of the insects.
- homolecithal e. an e. in which the total amount of yolk is small and fairly uniformly distributed throughout the cytoplasm. SYN: isolecithal e..
- isolecithal e. SYN: homolecithal e..
- microlecithal e. an e. containing a small amount of deutoplasm.
- telolecithal e. an e. containing a relatively large quantity of deutoplasm concentrated at the abapical pole; e.g., eggs of reptiles and birds.
* * *
electrogastrogram, electrogastrography; electroglottogram

* * *

egg 'eg, 'āg n
1) the hard-shelled reproductive body produced by a bird and esp. by the common domestic chicken (Gallus gallus)
2) an animal reproductive body consisting of an ovum together with its nutritive and protective envelopes and having the capacity to develop into a new individual capable of independent existence
3) OVUM

* * *

electrogastrography.

Medical dictionary. 2011.

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  • Egg — may refer to the following:Biology*Egg (biology), an ovum together with its shell or outer layer, internal membranes and nutrients for the embryo. *Egg cell or ovum, a haploid female reproductive cell or gamete. *Oocyte, an immature egg… …   Wikipedia

  • Egg — ([e^]g), n. [OE., fr. Icel. egg; akin to AS. [ae]g (whence OE. ey), Sw. [ a]gg, Dan. [ae]g, G. & D. ei, and prob. to OSlav. aje, jaje, L. ovum, Gr. w,o n, Ir. ugh, Gael. ubh, and perh. to L. avis bird. Cf. {Oval}.] 1. (Popularly) The oval or… …   The Collaborative International Dictionary of English

  • egg — egg1 [eg] n. [ME < ON, replacing native ey < OE æg, akin to Ger ei (pl. eier), prob. < IE base * owjom , * ojom , of a bird (> L ovum, Gr ōion) < * awei , bird (> L avis)] 1. the oval or round body laid by a female bird, fish,… …   English World dictionary

  • egg — Ⅰ. egg [1] ► NOUN 1) an oval or round object laid by a female bird, reptile, fish, or invertebrate and containing an ovum which if fertilized can develop into a new organism. 2) an infertile egg of the domestic hen, used for food. 3) Biology the… …   English terms dictionary

  • Egg — Egg, v. t. [imp. & p. p. {Egged}; p. pr. & vb. n. {Egging}.] [OE. eggen, Icel. eggja, fr. egg edge. ??. See {Edge}.] To urge on; to instigate; to incite? [1913 Webster] Adam and Eve he egged to ill. Piers Plowman. [1913 Webster] [She] did egg him …   The Collaborative International Dictionary of English

  • egg — egg; egg·ar; egg·ler; egg·less; …   English syllables

  • egg|y — «EHG ee», adjective. egg|i|er, egg|i|est. of or like an egg; tasting of cooked eggs …   Useful english dictionary

  • Egg — Saltar a navegación, búsqueda Egg (en español: huevo) es un videojuego perteneciente a la saga de Game Watch lanzado el 9 de octubre de 1981. Modo de juego En el juego, un zorro está fuera de un gallinero donde las gallinas están empollando… …   Wikipedia Español

  • egg — egg. = ovum (см.). (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.

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