egg sac
the envelope enclosing the ova of a fish

Dictionary of ichthyology. 2009.

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  • egg sac — noun 1. : egg case 1b 2. : one of a pair of egg masses that project into the water from the first abdominal segment of certain crustaceans (as most copepods) * * * egg sac, 1. the silken cocoon in which the eggs of most spiders are deposited and… …   Useful english dictionary

  • Egg sac — The egg sac or ovary is one of a pair of reproductive glands in women. They are located in the pelvis, one on each side of the uterus. Each ovary is about the size and shape of an almond. The ovaries have two functions: production of eggs (ova)… …   Medical dictionary

  • egg sac — (Subclass Copepoda): A batch of one or more eggs contained within a sac like membrane that remains attached to the genital opening(s); typically paired [Boxshall and Halsey, 2004] …   Crustacea glossary

  • egg pouch — egg sac …   Dictionary of ichthyology

  • egg case — noun 1. a. or egg capsule : a protective case enclosing eggs (as of certain insects and mollusks) : ootheca see sea necklace b. or …   Useful english dictionary

  • Sac — abbr. (in the UK) Senior Aircraftman. * * * abbreviation Strategic Air Command * * * saclike, adj. /sak/, n. a baglike structure in an animal, plant, or fungus, as one containing fluid. [1735 45; < L saccus SACK1] * * * abbrev …   Useful english dictionary

  • sac — abbr. (in the UK) Senior Aircraftman. * * * abbreviation Strategic Air Command * * * saclike, adj. /sak/, n. a baglike structure in an animal, plant, or fungus, as one containing fluid. [1735 45; < L saccus SACK1] * * * abbrev …   Useful english dictionary

  • Egg (biology) — Bird eggs and others (click on image for key) …   Wikipedia

  • Egg tooth — In some egg laying animals, the egg tooth is a small, sharp, cranial protuberance used by offspring to break or tear through the egg s surface during hatching. It is present in most birds and reptiles, and similar structures exist in monotremes,… …   Wikipedia

  • egg apparatus — noun : a group of three cells at the micropylar end of the embryo sac in seed plants consisting of the egg and two sterile cells * * * egg apparatus noun (botany) The egg and the synergidae in the embryo sac of an angiosperm • • • Main Entry:… …   Useful english dictionary

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