In-vitro



[in vee-troh] /ɪn ˈvi troʊ/

adverb, adjective
1.
(of a biological process) made to occur in a laboratory vessel or other controlled experimental environment rather than within a living organism or natural setting.
/ɪn ˈviːtrəʊ/
adverb, adjective
1.
(of biological processes or reactions) made to occur outside the living organism in an artificial environment, such as a culture medium

Latin; “in a test tube, culture dish, etc.;” literally “in glass” (see vitreous).

in vitro in vi·tro (ĭn vē’trō)
adj.
In an artificial environment outside a living organism.
in vi’tro adv.
in vitro
(ĭn vē’trō)
In an artificial environment, such as a test tube. Compare in vivo.
in vitro [(in vee-troh)]

In the laboratory; literally, “in glass” (laboratory experiments are often carried out in glass containers). In vitro conditions are distinguished from conditions that actually apply in nature. (Compare in vivo.)

Note: In vitro appears in the expression in vitro fertilization, a way of producing human embryos in a laboratory.

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  • In-vitro-fertilization

    noun 1. a specialized technique by which an ovum, especially a human one, is fertilized by sperm outside the body, with the resulting embryo later implanted in the uterus for gestation. noun 1. a technique enabling some women who are unable to conceive to bear children. Egg cells removed from a woman’s ovary are fertilized […]

  • In-vivo

    [in vee-voh] /ɪn ˈvi voʊ/ adverb, adjective 1. (of a biological process) occurring or made to occur within a living organism or natural setting. /ɪn ˈviːvəʊ/ adverb, adjective 1. (of biological processes or experiments) occurring or carried out in the living organism Latin; “within a living organism” (see viva). in vivo in vi·vo (vē’vō) adj. […]



  • In vivo fertilization

    in vivo fertilization n. Fertilization of a ripe egg within the uterus of a fertile donor female, rather than in an artificial medium, for subsequent nonsurgical transfer to an infertile recipient.

  • Invocable

    [in-vohk] /ɪnˈvoʊk/ verb (used with object), invoked, invoking. 1. to call for with earnest desire; make supplication or pray for: to invoke God’s mercy. 2. to call on (a deity, Muse, etc.), as in prayer or supplication. 3. to declare to be binding or in effect: to invoke the law; to invoke a veto. 4. […]



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