gonad

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go·nad

(gō′năd′)

An organ in animals that produces gametes, especially a testis or ovary.

[New Latin gonas, gonad-, from Greek gonos, procreation, genitals; see genə- in Indo-European roots.]

go·nad′al (gō-năd′l), go·nad′ic adj.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

gonad

(ˈɡəʊnæd)

1. (Biology) an animal organ in which gametes are produced, such as a testis or an ovary

2. slang a foolish or stupid person

[C19: from New Latin gonas, from Greek gonos seed]

ˈgonadal, gonadial, goˈnadic adj

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

go•nad

(ˈgoʊ næd, ˈgɒn æd)

n.

any organ or gland in which gametes are produced; an ovary or testis.

[1875–80; < Greek gón(os) or gon(ḗ) procreation (see gono-) + -ad- -ad¹]

go•nad′al, adj.

go·nad

(gō′năd′)

An organ in animals that produces reproductive cells; an ovary or testis.

The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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Noun

gonad - a gland in which gametes (sex cells) are produced

sex gland

ductless gland, endocrine gland, endocrine - any of the glands of the endocrine system that secrete hormones directly into the bloodstream

ovary - (vertebrates) one of usually two organs that produce ova and secrete estrogen and progesterone

ovotestis - hermaphroditic gonad that contains both testicular and ovarian tissue

ballock, testicle, testis, orchis, egg, ball, nut - one of the two male reproductive glands that produce spermatozoa and secrete androgens; "she kicked him in the balls and got away"

Translations

Eier

gónada huevos cojones

couille couillon

coglioni gonade

гонада гонады яйцо

gonad

[ˈgɒnæd] N → gónada f

Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

gonad

n → Gonade f

Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

gonad

[ˈgəʊnæd] n → gonade f

Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

go·nad

n. gónada, glándula productora de gametos: los ovarios en la mujer y los testículos en el hombre.

English-Spanish Medical Dictionary © Farlex 2012

gonad

n gónada

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References in periodicals archive ?

Considerable information on gonadic development is still necessary to understand the reproductive process of the species.

Oogenesis of Lithodes santolla: histological and histochemical characterization

The brain ganglion seems to control the gonadic tissue through neurosecretions and nerve endings and the fibers of the byssus (Mathieu et al.).

Caracteristicas Anatomicas e Histologicas del Sistema Nervioso del Mejillon Gigante, Choromytilus chorus (Molina 1782) (Bivalvia, Mytilidae)

This research broadens the understanding of the dynamics of internal energy use in this species, particularly to define suitable aquaculture protocols using wild breeders of superior quality or to maximize the hatchery gonadic conditioning of brood stock mussels for successful spawning, larval culture, and spat production.

INTERNAL ENERGY MANAGEMENT ASSOCIATED WITH SEASONAL GONAD DEVELOPMENT AND OOCYTE QUALITY IN THE HORSEMUSSEL MODIOLUS CAPAX (BIVALVIA; MYTILIDAE)

The gonadic index was obtained according to the stages 1 = undifferentiated and resting, 2 = development, and 3 = ripe, and applying the formula GI = ([n.sub.1] + [3n.sub.2] + [2n.sub.3])/Nt, where n = number of organisms in stages 1, 2 and 3, and Nt = total organisms (Arellano-Martinez et al., 2006).

Reproduccion de la almeja callista Megapitaria squalida (Bivalvia: Veneridae) en el sureste del Golfo de California, Mexico

The objectives of the present study were to analyze monthly frequency of the gonadic maturity stages and massive spawning period; monthly values of the gonadosomatic and hepatosomatic index; monthly values of the gastric repletion index; monthly values of the condition factor of Fulton, Clark and Safran; values of total and relative fecundity; and to compare our results to those reported by other authors [27-29].

Reproduction of Mugil cephalus (Percoidei: Mugilidae) off the Central Mexican Pacific coast

coccus carry out only one gonadic cycle that lasts 13 days.

Maduracion de la ovariola de la grana cochinilla Dactylopius coccus (Hemiptera: Coccoidea: Dactylopiidae)

[10] The limitations of ultrasound include obscuring of the gonadic vein by overlying bowel gas.

Ovarian vein thrombosis--a rare but important complication of hysterectomy and oophorectomy

As a young academic, Freud did extensive microscopic anatomical work on the gonadic structure of the eel and the spinal cord of the Sea lamprey before becoming a psychotherapist, using therapeutic experiences to develop a speculative model of the psyche.

The genome as the biological unconscious--and the unconscious as the psychic 'genome': a psychoanalytical rereading of molecular genetics

Four of those rounds were within the 9-ring of the B27 target but severe operator error landed one tragically in the gonadic portion of the target.

FMK 91C GEN 2: the "Bill of Rights Pistol."

(84) It preserves and recovers one's own procreative capability by saving the person's unaffected gonadic tissues before starting cancer treatments that would affect it.